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General Motors Tech2 User Guide

5. Turn on power by pressing the PWR button located on the Tech2 keypad.

6. Tech2 hardware will be verified automatically by the POST test. (For information on

this program, Troubleshooting.)

7. Disconnect the RS-232 loopback adapter, the power supply, and the DLC loopback

adapter and return to the Tech2 storage case.

Summary of Contents for Tech2

Page 1: ...General Motors Tech2 User Guide 1 GM Tech2 User Guide ...

Page 2: ... any time without notice No part of this publication may be reproduced stored in any retrieval system or transmitted in any form by any means including but not limited to electronic mechanical photocopying recording or otherwise without the prior written permission of GM Service and Parts Operations This includes all text tables illustrations and charts 2014 GM Service and Parts Operations Made in...

Page 3: ...is Manual 8 Tech2 Overview 11 Care Cleaning 15 Getting Started 16 Initial Hardware Installation 16 PCMCIA Card Removal 23 PCMCIA Card Insertion 23 Vehicle Communications Interface Module Removal 25 Tech2 Keypad 28 Tech2 Connection to Vehicle 31 Tech2 Connection to TIS2Web Computer 33 Power Supplies 35 Adapters 38 Software 84 Tech2 Main Menu 84 TIS2Web 108 The Service Programming System SPS 118 CAN...

Page 4: ...ne number where the technician may be reached Prepare a brief description of the problem Tell when the problem occurred List any error codes displayed Tell what accessories were being used when the problem occurred and vehicle information Making the Call Independent automotive customers with an authorized purchase of TIS2Web may contact the ACDelco Aftermarket Support Center for assistance with th...

Page 5: ...98 and attachment 2 2001 The declaration certifies the conformity with the indicated directives and norms but does not constitute a representation of properties The safety hints of the product and product documentation have to be followed in any case Relevant Components 02003214 Tech2 DLC cable 02002994 _001 Tech2 32 MB PCMCIA card 02002955 Tech2 J1962 16 19 pin adapter 02002953 Tech2 DLC loopback...

Page 6: ...unnecessary compliance issues with TIS2Web please review and adhere to the stated infrastructure guidelines at the following link http www gmdesolutions com services standards php These guidelines for GM Dealers also apply to independent users Professional Service Centers and Key Fleets using ACDelco Aftermarket subscriptions For questions on these guidelines contact 888 212 8959 prompt 2 ...

Page 7: ...shall be a replacement of such software product LIMITATION OF WARRANTY Bosch Diagnostics Vetronix makes no other express warranty whether written or oral with respect to this product Any implied warranty of merchantability or fitness for or a particular purpose is limited to the 90 day duration of this written warranty Some states or provinces do not allow limitations on how long an implied warran...

Page 8: ...le systems When using the Tech2 to diagnose a vehicle it is recommended that service technicians also refer to the service manual and the latest service bulletins Disclaimer The Tech2 is designed for use by trained service personnel only It has been developed for the sole purpose of diagnosing and repairing automotive systems with electronic controls and interfaces Every attempt has been made to p...

Page 9: ...OT clasp battery clamps together when connected simultaneously to the vehicle s 12 volt cigarette lighter or power supply Reverse polarity in the vehicle s cigarette lighter may be present Damage could occur to the Tech2 or to the vehicle If power is applied to the Tech2 and the display remains blank reverse polarity in the cigarette lighter may be present Damage to the Tech2 could occur DO NOT co...

Page 10: ...tion against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy If not installed and used in accordance with the instruction manual it may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference s in which case the us...

Page 11: ...re The Tech2 has been designed as a rugged shop ready tool by having A sturdy case A sealed keypad Heavy duty cables and connectors You can expect years of trouble free service if you take reasonable care of the Tech2 and follow the maintenance procedures outlined in Section II Your Tech2 will be composed of a base kit and a variety of the following subcomponents Product Number Product Name 300009...

Page 12: ...0 3000101 3000102 3000164 J 45211 J42236 A J 42598 20 NAO 12 19 adapter Opel 10 19 adapter SAAB 10 19 Opel Isuzu Geo 3 19 adapter CANdi module Control module stand alone programming adapter Cadillac Serial data link tester Corvette Star Tool 90 degree adapter kit includes connectors J 42598 21 and J 42598 22 Note Every Tech2 kit does not include every adapter listed Controller Area Network diagnos...

Page 13: ... Universal power cable SI 250 volts AC 6 amps European and international use Table listing part numbers for Tech2 power supplies and cables Commands The Tech2 prompts you to enter commands via the membrane keypad for Retrieving and viewing diagnostic information Selecting self tests Performing vehicle diagnostics Data Storage The Tech2 contains electronic components called PCMCIA Personal Computer...

Page 14: ...ment to your service center If your Tech2 must be sent in for repair contact Vetronix Corp 1 800 321 4889 option 7 Use the package that the replacement arrives in to return the defective unit You can contact the ACDelco Aftermarket Support Center at 1 888 212 8959 for the exact exchange procedure If notification of defect is received during the warranty period the part listed in figures I 2 I 3 I ...

Page 15: ...s detailed below Cleaning the Display The display collects dust and grime during normal use Occasionally wipe the screen with a clean soft static free cloth Remove stubborn stains by applying a non abrasive glass cleaner to a soft cloth and wipe cloth across display area Cleaning the Keypad Clean the keypad with a non abrasive cleaner Apply a small amount of cleaner on a soft cloth and wipe cloth ...

Page 16: ...e Communications Interface VCI connector One of the PCMCIA slots contains a memory card with diagnostic information The power jack accepts power from the AC DC power supply battery or cigarette lighter power cable The VCI connector accepts the DLC cable or DLC loopback adapter Notice When using the Tech2 for vehicle communications the power jack must be connected to the Tech2 DLC loopback adapter ...

Page 17: ...General Motors Tech2 User Guide 17 2 Attach the Tech2 DLC cable P N 3000095 to the VCI connector ...

Page 18: ...General Motors Tech2 User Guide 18 3 Locate the DLC loopback adapter P N 3000109 in the storage case Attach it to the DLC cable ...

Page 19: ...uide 19 4 Locate the NAO P N 3000113 or Universal P N 3000115 power supply and appropriate power cord in the storage case Insert the power jack into the Tech2 DLC cable or into the bottom of the Tech2 next to DLC cable connector ...

Page 20: ...General Motors Tech2 User Guide 20 Connection of the power jack to the DLC cable ...

Page 21: ... button located on the Tech2 keypad 6 Tech2 hardware will be verified automatically by the POST test For information on this program Troubleshooting 7 Disconnect the RS 232 loopback adapter the power supply and the DLC loopback adapter and return to the Tech2 storage case ...

Page 22: ...General Motors Tech2 User Guide 22 ...

Page 23: ...The lower slot will be used for future enhancements Press the arrow button located beside the slot to eject the card Ejection of PCMCIA card PCMCIA Card Insertion The PCMCIA Card is keyed with two notches on one side and one notch on the other side Make sure that the notches are in the correct position before inserting the card Slowly insert the card until it clicks into place ...

Page 24: ...General Motors Tech2 User Guide 24 PCMCIA card keying ...

Page 25: ...3 3 volt card is inserted into the Tech2 PCMCIA connector Vehicle Communications Interface Module Removal The Vehicle Communications Interface VCI module is located at the lower end of the Tech2 Removal of this module is required only if the VCI needs to be updated or replaced To remove the module disconnect Tech2 DLC cable if attached move the lever all the way toward the right side of the Tech2 ...

Page 26: ...General Motors Tech2 User Guide 26 VCI module removal ...

Page 27: ...General Motors Tech2 User Guide 27 VCI module removed Hand Strap Adjustment The Tech2 velcro hand straps may be adjusted for individual needs as shown in the illustration below ...

Page 28: ... Function keys F0 to F9 6 Help key Control Keys The PWR key is used to turn the Tech2 on or off The status indicator light above this key will be illuminated green when the Tech2 is operational The SHIFT key is used with the up and down arrow keys to change screen brightness and contrast To adjust screen brightness and contrast perform the following Press the SHIFT key once amber status indicator ...

Page 29: ... are located directly below the Tech2 screen The soft keys correspond directly to the four possible selection boxes found at the bottom region of the Tech2 screen These selections may change from screen to screen and are under the control of the application software To make a screen selection press the corresponding soft key In the example shown the first soft key was pressed to select Display Tim...

Page 30: ...y be pressed to leave the current Tech2 screen and return to a previous screen Function Keys Ten function keys F0 to F9 are located on the Tech2 keypad A function key may be pressed to initiate a specific Tech2 function In some cases the function keys are used for numeric data entry The arrow keys and ENTER may also be used to initiate a function selection but this will require multiple keystrokes...

Page 31: ... receives power through the DLC cable connection to vehicles equipped with On Board Diagnostics OBD II In the case of vehicles not equipped with OBD II an external power source such as a vehicle cigarette lighter must be used Attaching the Tech2 to OBD II equipped vehicles ...

Page 32: ...General Motors Tech2 User Guide 32 Attaching the Tech2 to non OBD II equipped vehicles ...

Page 33: ...ate etc from the computer to the Tech2 Before connecting Tech2 to the computer the following steps should be taken Make sure the RS 232 cable P N 3000110 is attached to the Tech2 RS 232 port located on the left side of the Tech2 Make sure the appropriate power supply is connected to the DLC cable power jack connector or to the power jack connector at the bottom of the Tech2 Make sure the PCMCIA ca...

Page 34: ... P N TA00040 into the serial port marked A or 1 on the back of the computer or to the USB port using the USB serial adapter 2 Plug the Tech2 s RS 232 cable into the serial port USB port adapter and connect the appropriate power supply 3 After power is supplied to the Tech2 and the PWR button is pressed the Tech2 start up display should appear on the Tech2 screen Note Not all USB to serial port ada...

Page 35: ...rounding may not be present if power source is connected directly to Tech2 When the Tech2 is connected to the DLC of an appropriate vehicle the vehicle battery supplies power When the Tech2 is not connected to the vehicle s DLC the DLC cable power jack connector accepts power from the following Cigarette lighter power cable Battery power cable NAO or Universal power supply If the DLC and external ...

Page 36: ... amp fuses If you need to replace them use identical 3 amp fuses For information on fuse replacement see Troubleshooting NAO Power Supply North American electrical supply is normally 110 volts The Tech2 base kit includes an external AC to DC power supply with 110 V AC 60 Hz input Output is 12 volts at 1 5 amps Universal Power Supply Wherever 220 current is required use the 110 220 V AC 50 Hz exter...

Page 37: ...General Motors Tech2 User Guide 37 Table showing various types of power cord plugs for the Tech2 ...

Page 38: ...se kit depending upon Tech2 configuration NAO International Saab Opel Vauxhall etc Adapters not included in the base kit may be purchased separately from your tool distributor DLC Cable The DLC cable P N 3000095 has a 26 pin connector with thumb screws at one end that connects to the Tech2 s VCI cable connector At the other end is a 19 pin connector that connects to a variety of adapters ...

Page 39: ...otors Tech2 User Guide 39 RS 232 Cable The RS 232 cable P N 3000110 has an 8 pin RJ45 plug connector at each end This cable attaches to the Tech2 RS 232 port and is used to communicate with the TIS2Web computer ...

Page 40: ...General Motors Tech2 User Guide 40 RS 232 cable connections ...

Page 41: ...otors Tech2 User Guide 41 RS 232 DB9 Adapter The RS 232 DB9 adapter P N 3000111 has an RJ45 connector at one end and a DB9 connector at the other This adapter allows the connection of the Tech2 to some computers ...

Page 42: ...pback adapter P N 3000112 has an 8 pin RJ45 connector that attaches to the Tech2 RS 232 port It is used to perform the Tech2 self test DLC Loopback Adapter Various Tech2 applications require the DLC loopback adapter P N 3000109 which has a Burndy cable connection end and a VCI DB 26 connection end ...

Page 43: ...ch2 User Guide 43 End views of the DLC loopback adapter USB to Serial Port Adapter Not all USB to serial port adapters are compatible with the Tech2 ACDelco recommends using the Keyspan brand USB to serial port adapter ...

Page 44: ...gnostic charts and troubleshooting tables for probable causes and solutions The following two types of self tests are available on the Tech2 Power On Self Test POST checks the major functions of the Tech2 at power up Self Tests check the major and minor functions of the Tech2 If errors are detected a Tech2 malfunction is present which may result in vehicle misdiagnosis For customer support refer t...

Page 45: ... a pass or fail condition One beep No problem Your Tech2 is operating normally No beep Sound transducer has failed Contact Customer Support Three short beeps Tech2 has failed POST Contact Customer Support In the United States and Canada to contact the ACDelco Aftermarket Support Center dial 1 888 212 8959 Tech2 Self Tests Tech2 self tests verify that the Tech2 is functioning normally The self test...

Page 46: ...General Motors Tech2 User Guide 46 Tech2 startup screen ...

Page 47: ...General Motors Tech2 User Guide 47 Tools Options selected on Main Menu ...

Page 48: ...ch2 User Guide 48 Self Test selected on Tool Options menu Tech2 Self Test Main Menu Each Tech2 Self Test main menu selection is explained in detail on the following pages All users have access to all the options listed ...

Page 49: ...xternal loopback connectors are connected F0 Automated Main PCB and VCI Test Selecting Automated Main PCB and VCI is a quick way to test the performance of the main Printed Circuit Board main PCB the Tech2 main circuit board and the Vehicle Communications Interface VCI The Tech2 displays a test in progress screen while performing all the PCB and VCI tests in sequential order ...

Page 50: ...General Motors Tech2 User Guide 50 Connection of DLC loopback adapter to the Tech2 VCI connector ...

Page 51: ...General Motors Tech2 User Guide 51 Automated Main PCB and VCI test selected on Tech2 Self Test main menu ...

Page 52: ...General Motors Tech2 User Guide 52 Test Status ...

Page 53: ...General Motors Tech2 User Guide 53 Test Pass ...

Page 54: ...ck This test requires the connection of a loopback adapter to the Tech2 Keypad PCMCIA slot 1 PCMCIA slot 2 Display controller Sound transducer Real time clock If the Tech2 passes all Automated Main PCB and VCI tests you will not need to run any more tests to verify that the Tech2 is working properly The following test results will be displayed Total Pass 1 indicates that Tech2 passed test 0 indica...

Page 55: ... Main Details or VCI Details to review the results of the main PCB or VCI tests If any failures occur select F3 Selectable Main PCB or F4 Selectable VCI from the Self Test main menu to further isolate the failure Report failure information to Customer Support F1 Automated Main PCB Test This test works the same as the Automated Main PCB and VCI test except the VCI portion of the test is not include...

Page 56: ...General Motors Tech2 User Guide 56 F2 Automated VCI Test This test works the same as the Automated Main PCB and VCI test except the PCB portion of the test is not included F2 Automated VCI Test ...

Page 57: ...d test Cycle Tech2 power and retest If problem persists contact Customer Support PCMCIA Tests both card slots Card detected Card not present Fail Check that card is inserted properly Cycle Tech2 power and retest If problem persists contact Customer Support Display controller Contrast and Characters User determines if display is correct If the display shows a noticeable failure during tests contact...

Page 58: ...rsists contact Customer Support Cross point Pull up pass fail TPU5 TPU1 and TPU0 pass fail results from selectable VCI test If a failure occurs cycle Tech2 and retest If problem persists contact Customer Support SIPO Serial In Parallel Out Pass fail for each area tested If a failure occurs cycle Tech2 and retest If problem persists contact Customer Support DLC Data Link Connector DLC1 DLC2 pass fa...

Page 59: ...Support VCI I O 1 I O 16 Test Pass fail messages will be displayed for each of the I O lines results from selectable VCI test If test fails was loopback installed Once an error has been detected on one of the I O lines you can test the specific line by selecting F3 or F4 tests If the test fails continuously or intermittently contact Customer Support VCI loopback Pass fail message for each I O loop...

Page 60: ... pass fail TPU1 pass fail TPU5 pass fail TPU12 TPU15 pass fail or not tested if no loopback TPU13 TPU14 pass fail or not tested if no loopback For any failure cycle Tech2 and retest If problem persists contact Customer Support VCI level shifters MUX A 2 5 V Hi pass fail MUX A 2 5 V Lo pass fail MUX A 5 0 V Hi pass fail MUX A 5 0 V Lo pass fail results from selectable VCI test For any failure cycle...

Page 61: ...General Motors Tech2 User Guide 61 Automated Main PCB test selected on Tech2 Self Test main menu ...

Page 62: ...fter a fail message has been displayed during the Automated Main PCB and VCI or Automated Main PCB tests When you choose F3 Selectable Main PCB a screen like the one shown in is displayed You may then select individual tests for failed components For specific information on failed components refer to the Main Printed Circuit Board PCB Diagnostic Chart ...

Page 63: ...e VCI after a fail message has been displayed during the Automated Main PCB and VCI or Automated VCI tests When you choose F4 Selectable VCI a screen is displayed where you may select individual tests for failed components For specific information on failed components refer to the Vehicle Communications Interface VCI Module Diagnostic Chart ...

Page 64: ...General Motors Tech2 User Guide 64 Selectable VCI test selected on Tech2 Self Test main menu ...

Page 65: ...General Motors Tech2 User Guide 65 First selectable VCI Self Test screen ...

Page 66: ...n F5 Power On Self Test Results Choose F5 Power On Self Test Results after a fail message has been displayed during the Power On Self Test POST Specific information on the failure will be displayed on the screen Select F0 F1 F2 F3 or F4 to further isolate the specific fault ...

Page 67: ...General Motors Tech2 User Guide 67 Power On Self Test Results selected on Tech2 Self Test main menu ...

Page 68: ...er DMM verify vehicle battery voltage Is battery fully charged Go to Step 3 Charge battery 3 Verify connection at vehicle DLC connector for loose or damaged pin s Did you find a problem Repair connector Consult vehicle service manual Go to Step 4 4 1 Disconnect DLC cable from vehicle 2 Power on Tech2 using alternate power source at DLC cable power jack connection Did your Tech2 power on Problem wi...

Page 69: ...tom of Tech2 Does the Tech2 power on Replace DLC cable Problem with Tech2 Contact Customer Support 3 Using a DMM verify voltage output at battery Do you have battery voltage output Go to Step 4 Charge battery 4 Disconnect cigarette lighter power cable from vehicle and verify voltage output at vehicle cigarette lighter socket Do you have battery voltage output Go to Step 5 Problem with vehicle Cons...

Page 70: ... 3 2 1 Remove DLC cable from Tech2 2 Plug in battery power cable power jack to the VCI power jack connector located at bottom of Tech2 Does the Tech2 power on Replace DLC cable Problem with Tech2 Contact Customer Support 3 Using a DMM verify voltage output at battery Do you have battery voltage output Go to Step 4 Charge battery 4 Check fuse s in battery power cable Does fuse s need replacing Repl...

Page 71: ...Does the Tech2 power on Replace DLC cable Problem with Tech2 Contact Customer Support Troubleshooting table for NAO or universal power supply No Power Cigarette Lighter Power Cable 3 Amp Fuse Replacement A three amp removable fuse is located in the cigarette lighter power cable P N 3000096 connector When required check or replace the fuse by performing the following steps 1 Ensure cigarette lighte...

Page 72: ...N 3000097 three amp fuse box When required check or replace the fuse s by performing the following steps 1 Ensure battery power cable is not connected to vehicle battery or Tech2 2 Use a standard fuse puller to remove the fuse s from the fuse box 3 Inspect fuse s for damage and replace with identical 3 amp fuse s if required 4 Verify by connecting battery power cable to Tech2 and vehicle battery ...

Page 73: ...2 User Guide 73 Battery power cable three amp fuse replacement CAUTION To help avoid personal injury by electric shock make sure the battery power cable is not connected to the vehicle s battery before removing the fuse s ...

Page 74: ...module will not be properly programmed The CANdi module will be automatically reprogrammed when power is available CANdi module programming screen If a fault occurs during reprogramming a fault screen may appear If this occurs power off the Tech2 and attempt to reprogram the CANdi module again If the problem persists incorrect CANdi software may be present on the Tech2 PCMCIA card Connect the Tech...

Page 75: ...A problem occurred during start up that prevented the Tech2 from configuring the CANdi module If this occurs power the Tech2 off and start again If the problem persists follow the troubleshooting tests It is also possible to connect a CANdi module after the Tech2 has been powered up via the VCI If this occurs the Tech2 will not detect CANdi module and will not properly communicate even if the LED ...

Page 76: ...damaged cable that results in a poor connection between the CANdi module and the VCI If this occurs check all Tech2 and CANdi module connections power off the Tech2 and start again If problem persists perform the troubleshooting tests at the F4 Option on the self test menu Tech2 lost communication with the CANdi module screen ...

Page 77: ...al Motors Tech2 User Guide 77 CANdi Module Diagnostics Select CANdi Diagnostics from the Tech2 s Tools Options menu If the CANdi module is not connected a screen will appear CANdi module not detected screen ...

Page 78: ...General Motors Tech2 User Guide 78 CANdi Diagnostics selected on Tool Options menu ...

Page 79: ...When you select POST Results from the CANdi Diagnostics menu a results screen appears You can use the information to determine if the CANdi module had any problems during its start up sequence Software and hardware revision numbers are identified and displayed CANdi POST Results screen ...

Page 80: ...e will fail due to improper grounding if you use the 16 pin DLC J 1962 connector and power the Tech2 from an AC DC power supply The adapter you use must have a GM part number Although PVI adapters are similar to GM adapters they will not work with the CANdi module 2 Verify that the Tech2 passes all stand alone self tests Replace the Tech2 if it fails If the Tech2 passes proceed to step three The C...

Page 81: ...ioning properly and then proceed to step five Replace the DLC cable if it does not function properly Call the ACDelco Aftermarket Support Center at 1 888 212 8959 for more information if you have trouble with this test 5 Connect the CANdi module to the Tech2 Connect the system Tech2 and CANdi module to a vehicle and power on the Tech2 Verify that the LED on the CANdi module is flashing If the LED ...

Page 82: ...lable to you Bosch Diagnostics Vetronix Warranty Repair Centers 1 855 267 2483 prompt 1 United States and Latin America Bosch Diagnostics Vetronix 153 Castilian Drive Goleta CA 93117 U S A Canada Custone Electromotive Inc 1150 Champlain Court Whitby ON L2N 6A8 Canada Part numbers CANdi module J 45289 SPX 3000164 GM 02003039 Bosch Diagnostics Vetronix Connectors 12 pin 3000099 and loop back 3000109...

Page 83: ...ill the CANdi module require updates Possibly The CANdi module ships complete with software but possibly not the most current version Be sure to update the Tech2 with the latest software before using the CANdi module The CANdi module will compare software and look for a possible update from the Tech2 When you update the Tech2 any software updates for the CANdi module will download to the PCMCIA ca...

Page 84: ...rface CANdi IMPORTANT Proper PCMCIA updates are required and are essential for successful vehicle diagnoses Refer to the Programming Tech2 function under Tool Options and the Tech2 PCMCIA Card in the TIS2Web subsection Tech2 Main Menu Five primary functions or paths are available on the Tech2 s Main Menu Diagnostics Service Programming System View Captured Data Tool Options and Getting Started are...

Page 85: ...le as shown below gives you access to four major systems Powertrain Body Chassis and Diagnostic Circuit Check F0 DIAGNOSTICS Vehicle Identification Select Model Year Select Vehicle Type Passenger Car LD Trk MPV Incomplete Medium Duty Truck Saturn Select System F0 F1 F2 F3 Powertrain Body Chassis Diagnostic Circuit Check ...

Page 86: ...General Motors Tech2 User Guide 86 System Selection Menu ...

Page 87: ...h2 Main Menu leads to selections shown below F1 SERVICE PROGRAMMING for remote programming only Request Info Continue soft key with Instructions Vehicle Identification Salesmake s Model Year s Vehicle Type s Model body style Continue soft key with Instructions VIN Verification Y N Procedural Instructions Screen ...

Page 88: ...Chg Live Plot Change Min Max Zoom In Out Tool Options Selecting Tool Options from the Tech2 Main Menu gives you the Tool Options menu leading to 10 major selections as follows F3 TOOL OPTIONS F0 Set Clock F1 Set Screen Contrast F2 Set Units Metric or English F3 Self Test F4 Set Training Center Mode Instructor or Student F5 Programming Tech2 F6 Set Communication By Pass Mode F7 Make Duplicate PCMCI...

Page 89: ... Press ENTER to change the value Each time ENTER is pressed the value will be increased by one unit until a preset maximum unit is reached Once all correct values are entered press the Set Clock soft key to save all changes 2 Use the function key of the desired selection to change an incorrect value Each time the function key is pressed the value will be increased by one unit until a preset maximu...

Page 90: ...When the temperature of the Tech2 increases the display will brighten slightly As the temperature of the Tech2 decreases the display will darken This variance is a characteristic of an LCD screen and should be considered normal operation The screen contrast control setting described above may not account for the entire variance of operating temperatures Set a default setting which is mid range bet...

Page 91: ...l screen F2 Set Units When you select the F2 Set Units option a Set Units screen will appear Use the up and down arrow keys to change the Current Units Setting from English to Metric or vice versa if desired Press ENTER to save your setting as the default ...

Page 92: ...elp you to verify that the Tech2 is functioning normally Refer to Section VI Troubleshooting for more information on this area Power Down Screen After completion of any Self Test return to the Tech2 Self Test menu screen After pressing EXIT a screen will appear instructing you to turn the Tech2 power off Turn off the Tech2 and turn back on to continue ...

Page 93: ...enters with an instructor only F5 Programming Tech2 After you select F4 Programming Tech2 you can follow the on screen instructions for downloading from a PC to the Tech2 scan tool via the RS 232 cable Refer also to Software Download Tech2 PCMCIA Card and Tech2 Update Procedure later in this section ...

Page 94: ...offers Disable and Enable options By enabling the by pass mode the Tech2 bypasses error handling and allows the user to view data display information without being connected to a vehicle Highlight the desired setting using the up or down arrow keys then press ENTER to change the current mode The Tech2 will default to the Disable mode after it has been powered off ...

Page 95: ...e option enables you to set your language preference F8 CANdi Diagnostics When you select F7 CANdi Diagnostics a function limited to certain vehicles the CANdi Diagnostics screen appears and you may perform a complete diagnosis of the CANdi module Refer back to CANdi diagnostics section for more information ...

Page 96: ...d soft keys F1 Hardware The Hardware Menu offers information on screen display VCI module removal PCMCIA card removal and installation cables adapters and power connections prop rod and hand straps and RS 232 and RS 485 ports F2 Tech2 Features This selection displays a vehicle information entry sequence for a fictitious vehicle F3 Programming Tech2 This option provides instructions for downloading...

Page 97: ...General Motors Tech2 User Guide 97 Tool Controls Menu ...

Page 98: ...General Motors Tech2 User Guide 98 Hardware Menu ...

Page 99: ...ese parameters will be plotted as the information is received on the Tech2 from the vehicle This may aid in the diagnosis of an intermittent vehicle condition by enabling the user to view data from the vehicle graphically Any spikes or drops on the graph can be analyzed immediately Previously data had to be captured before it could be plotted The Live Plot application is available from the Data Di...

Page 100: ...ng graph are available while Live Plot is functioning Pressing the More soft key leads to options that allow the user to zoom in and out on the plotted graph 50 frames at a time and change the min max values of a highlighted data parameter Live Plot soft key on data screen ...

Page 101: ...General Motors Tech2 User Guide 101 Accept soft key on data screen ...

Page 102: ...nd Learn All allows the Tech2 to learn the min max values of a highlighted parameter or of all selected parameters d Selecting Restore Default restores the default min max values of the highlighted parameter 6 To stop the plot function for analysis select Pause Resume will restart the Live Plot 7 To switch the display mode from Live Plot display back to a text display select the More soft key twic...

Page 103: ...General Motors Tech2 User Guide 103 Live Plot Screen with selectable items ...

Page 104: ...General Motors Tech2 User Guide 104 Min Max Adjustment screen ...

Page 105: ...General Motors Tech2 User Guide 105 Learn and Learn All soft keys on Min Max Adjustment screen ...

Page 106: ...General Motors Tech2 User Guide 106 Live Plot Resume soft key ...

Page 107: ...General Motors Tech2 User Guide 107 Live Plot Data List soft key ...

Page 108: ...S available through an online subscription service It is a component oriented service information delivery system that allows technicians to perform SPS update the Tech2 and view Tech2 snapshot data in a Windows environment TIS2Web Application Selection TIS2Web has six major applications Software Download SWDL Service Programming System SPS Calibration Information SPS Info Security Access Security...

Page 109: ... the Tech2 The PCMCIA card fits into Slot 1 which is closest to the screen The second slot is identified as Slot 2 The Tech2 software is stored on a Personal Computer Memory Card Industry Association PCMCIA card All of the applications share a single database on the PCMCIA See screen captures for ejection of PCMCIA card PCMCIA card keying and PCMCIA card insertion The card can store at least two s...

Page 110: ...ional memory cards Call Kent Moore Tools at 1 800 345 2233 to order replacement cards for additional units or to obtain further information about this product IMPORTANT The Tech2 requires a 32 MB card called a linear flash card The low priced 32 MB cards called strata flash cards available on Internet sites will not work in the Tech2 Tech2 Standard Update Procedure To perform a standard Tech2 upda...

Page 111: ...ftware Change screen showing what the Tech2 currently contains and what it will contain after the download Click Next to continue Important Clicking NEXT at the Confirm Software Change screen will initiative the download Be sure the correct file has been selected before clicking NEXT 7 A Performing the Software Download screen appears to display the progress of the download 8 When the download is ...

Page 112: ...s to compare the current and selected scan tool software Click Download to proceed 8 A Performing the Software Download screen appears to track the download status 9 When the download is complete a Download Finished screen appears Click Close to close the application Snapshot Upload Display The Snapshot Upload Display function of TIS2Web provides a means for viewing scan tool snapshot data as well...

Page 113: ...y used trigger point because it stores information leading up to and following the trigger point This function allows comparison of events before during and after a fault F6 End sets the trigger point at the end of the snapshot recording and therefore shows only information leading up to and including the fault 6 Press the Record Snapshot soft key The Tech2 screen will display the flashing message...

Page 114: ...hot Stop Play Stops a continuous play snapshot at the frame displayed at the time of selection Single Column vs Two Column Display The two column and single column icons in the toolbar change the appearance of data parameters Two Column Mode displays a double list When using the two column mode the maximum number of characters of any one line is 80 Single Column Mode lists data parameters in a sin...

Page 115: ...ot exist the DTC window will display a blank T I P In most snapshots DTCs set near the trigger frame To quickly locate the frame where a DTC occurred click on the Trigger Frame selection Then use the Forward One Frame or Reverse One Frame selections to view the frames just before and after the trigger frame Chances are the DTC will appear within these frames If not continue viewing the snapshot us...

Page 116: ...ch graph 6 To select a different parameter to be graphed simply click and hold on the parameter name in the data list then drag the cursor over one of the existing graphs and release the mouse button The new parameter will be graphed in place of the old one 7 To view a graph at full screen size move the cursor over the graph When the cursor changes to a magnifying glass click on the graph The grap...

Page 117: ...ch2 Capture Info function to retrieve data from a vehicle s control module 2 Connect the Tech2 to the computer and go to the Tech2 start up screen 3 Launch TIS2Web 4 Select the Snapshot Upload Display application 5 Click the Upload from Handheld icon on the toolbar Select Tech2 then click OK Select Capture Data from upload selection menu then click OK 6 The data will display on screen The top of t...

Page 118: ...tion Index VCI is a number representing a valid combination of parts and systems built in a vehicle including optional equipment GM Service and Parts Operations uses VCI numbers to identify a unique calibration or group of calibrations You will need a VCI number to access vehicle calibrations when reprogramming if the VIN of the vehicle is not part of the TIS2Web data depending on the vehicle if i...

Page 119: ...ACDelco Aftermarket Support Center 888 212 8959 Once you have the VCI number it must be entered in the entry screen when requested by the SPS The two main SPS methods are Remote Programming Pass Thru Programming Regardless of the vehicle involved the general three part process for SPS programming is as follows 1 Check the vehicle s control module to determine which if any calibration file is curre...

Page 120: ...u select Service Programming System 1 5 Select Request Info on the Tech2 Important If a VIN was previously stored in the Tech2 press Request New Info soft key and follow the on screen directions 1 6 Follow the on screen instructions After the vehicle description is entered turn off all power consuming devices then press Continue soft key 1 7 The Tech2 reads the VIN then displays the VIN and calibr...

Page 121: ...to be programmed identify the type of programming to be performed Normal is used for updating an existing calibration or programming a new controller For newer vehicles that do not have VINs in the database VCI Vehicle Configuration Index is used for updating an existing controller or programming a new controller For these vehicles you will need to contact ACDelco Aftermarket Support at 1 888 212 ...

Page 122: ... position engine off 3 4 At the Tech2 Main Menu select Service Programming System 3 5 Select F1 Program ECU on the Tech2 The Tech2 will display the new programming data VIN and software numbers Verify then select the soft key Continue The Tech2 will display the Programming in Progress Downloading calibration file screen 3 6 When the transfer is complete the Tech2 will display the message Programmi...

Page 123: ...erform remote SPS using the Tech2 scan tool and TIS2Web software Requesting Information 1 At the Tech2 title screen select Enter To execute the SPS application press F1 on the Tech2 keypad or highlight Service Programming System on the Main Menu screen then press Enter 2 At the Request Information screen press F0 or Enter Note ECU to be programmed must be installed before requesting information ...

Page 124: ...General Motors Tech2 User Guide 124 3 At the Salesmake s screen highlight one of the salesmakes then select Enter Note Information entered incorrectly may result in programming errors ...

Page 125: ...General Motors Tech2 User Guide 125 4 At the Model Year s screen highlight the appropriate year then select Enter ...

Page 126: ...General Motors Tech2 User Guide 126 5 At the Vehicle Type s screen highlight the vehicle type then select Enter ...

Page 127: ...General Motors Tech2 User Guide 127 6 At the Vehicle Identification screen highlight the vehicle type then select Enter Note Some vehicle builds may have additional option screens ...

Page 128: ...ors Tech2 User Guide 128 7 There is a Tech2 procedure screen Follow the on screen instructions Failure to do this may result in programming errors After following on screen instructions press the Continue softkey ...

Page 129: ...een displays a VIN and software calibration number s It also asks if the VIN is correct Select either Yes or No using the Tech2 keys In this example Yes is selected Note If No is selected follow all on screen instructions After going to the PC continue with step 10 ...

Page 130: ...ral Motors Tech2 User Guide 130 9 There is a Tech2 Existing ECU Data information screen Follow the on screen instructions Turn off the ignition Disconnect the Tech2 from the vehicle and connect it to the PC ...

Page 131: ...n from the PC to the Tech2 return to the vehicle At the Tech2 title screen select Enter To execute the SPS application press F1 on the Tech2 keypad or highlight Service Programming System on the Main Menu screen then press Enter Select F1 or highlight Program ECU then select Enter ...

Page 132: ...General Motors Tech2 User Guide 132 11 The New Programming Data screen that appears next contains VIN and software calibration numbers Verify that the VIN is correct then press the Continue softkey ...

Page 133: ...r Guide 133 12 At the next Tech2 SPS screen follow the on screen instructions Turn off all power consuming devices Turn the ignition on with the engine off Make sure the battery is fully charged Then press the Continue softkey ...

Page 134: ...General Motors Tech2 User Guide 134 13 Please wait may briefly appear as programming begins A percentage bar will track the progress of the download ...

Page 135: ...Motors Tech2 User Guide 135 14 When programming is complete the Programming Was Successful screen appears Turn off the ignition and press the Continue softkey NOTE Error screens you may encounter are shown here ...

Page 136: ...General Motors Tech2 User Guide 136 Programming Failed Screen ...

Page 137: ...General Motors Tech2 User Guide 137 Tech2 SPS Error No Communications with Vehicle instructional screen ...

Page 138: ...ing Pass thru programming allows the scan tool to remain connected to the computer and to the vehicle throughout the programming process The vehicle must be in close proximity to the computer while using pass thru programming Vehicle to computer pass thru connection ...

Page 139: ...s on the Preparing for Communication screen then select Next 6 Verify the VIN at the Validate Vehicle Identification Number VIN screen Select Next If the option screen appears Enter all information then select Next IMPORTANT If the vehicle identification number VIN does not appear correctly the correct VIN must be entered 7 At the Supported Controllers screen Select the appropriate control module ...

Page 140: ... screen Select OK The Transfer Data screen appears as reprogramming begins finishing when the percentage bar reaches 100 per cent This may take up to 30 minutes 10 The Program Controller Programming Complete screen appears Select Close The program will return to the TIS2Web main screen Be sure to verify successful reprogramming Refer to Verifying Reprogramming 11 Turn off the Tech2 12 Disconnect t...

Page 141: ...General Motors Tech2 User Guide 141 Controller Area Network diagnostic interface CANdi module ...

Page 142: ... The following list summarizes the basic characteristics of the CANdi module Supports simultaneous communications on three CAN buses Provides high speed UART communications with the Tech2 The Tech2 controls CANdi module operation When installed the CANdi module does not interfere with any diagnostic procedure currently performed by the Tech2 Use of the module does not require any physical changes ...

Page 143: ... cable and the SAE J 1962 adapter CANdi module connections Tech2 VCI Cable Test Before using the CANdi module perform the Tech2 VCI cable test to verify the integrity of the system IMPORTANT To ensure accurate test results you must install Tech2 software version 23 005 August 2003 or later Necessary components are 1 Tech2 with VCI module installed 2 DLC Burndy cable 3 AC DC power source 4 DLC loop...

Page 144: ...k adapter connected directly into the VCI Also when performing the VCI TPU test TPU13 and TPU14 will not appear on the screen when running this test with the DLC Burndy cable inserted into the Tech2 VCI and the loopback adapter at the end of the cable CANdi Module Software Updates IMPORTANT You must update the PCMCIA 32 megabyte card first before connecting the CANdi module to the Tech2 Always dis...

Page 145: ...e Warranty card Send in registration card to Bosch Diagnostics Repair Center or other supplier depending upon country location as soon as you receive the CANdi connector This card provides phone numbers to call For technical assistance contact the ACDelco Aftermarket Support Center 1 888 212 8959 To repair defective modules send modules to the nearest repair facility U S A Repairs Bosch Diagnostic...

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