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Xtool A80 User Manual Download Page 40

A80 BT Intelligent Diagnosis System

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NOTE: Each vehicle manufacturer may use additional pins to diagnose a
variety of systems. Not every manufacturer uses the same standard. The
function on a certain pin will vary from manufacturer to manufacturer.
Verify with the manufacturer.

3.

Diagnostic Link Connectors Terminal Definition and

Communication Protocols

1

、

Standard OBDII Diagnostic Link Connector:

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Summary of Contents for A80

Page 1: ... regulations caused by using the product or its data information Xtool will not bear any legal responsibility for that 4 Xtool shall not be liable for any incidental or consequential damages or for any economic consequential damages arising from the accidents of individual users and the third parties misuse or abuse of the device unauthorized change or repair of the device or the failure made by t...

Page 2: ... reserves the right for the final interpretation of this manual content Contents ChapterI About A80 BT 3 1 Appearance 3 2 Layout of A80 BT Tablet 5 2 1 Top View of A80 BT Tablet 5 2 2 Side View of A80 BT Tablet 5 2 3 Outline diagram of VCI diagnostic kit 6 2 4 A80 BT technical parameters 7 Chapter II How to use A80 BT 8 1 A80 BT activation 8 2 A80 BT main interface and function buttons description...

Page 3: ...II Location of Diagnostic link connectors on Different vehicle Models 35 1 Diagnostic link connectors locations of various vehicle models 35 2 Location diagram of vehicle diagnostic link connectors 39 3 Diagnostic Link Connectors Terminal Definition and Communication Protocols 40 Chapter IV Additional Information 43 1 Description of OBDII and the function of sensor components 43 1 1 OBDII function...

Page 4: ...A80 BT Intelligent Diagnosis System 4 1 1 Front view 1 2 Back view ...

Page 5: ...80 BT Tablet USB3 0 interface Wired data transmission Mini HDMI interface Transmission of audio and video DB15 interface Subsequent extended reservation port DC charging port Charge for equipment use 12V power supply Power Button Power on or power off 2 2 Side View of A80 BT Tablet ...

Page 6: ...al standard OBDII diagnostic seats Lighting switch Press the button the lighting will be on that convenient for users to find OBD diagnostic seat or other lighting Bluetooth indicator Bluetooth connection is successful the indicator is blue Bluetooth is not connected the indicator is not on Power indicator The light is red after the power is connected Vehicle diagnostic light Entering the diagnost...

Page 7: ...cessor 1 8GHz Memory 2GRAM 32GROM Display touch screen 1024 768 resolution 8 inch LED Compatible touch screen Camera rear camera 8 million pixels with flash autofocus Sensor gravity sensor Audio input output microphone 4 band 3 5 millimeter stereo Interface USB3 0 DC charging port MINI HDMI DB15 interface Battery 10000mAh 3 7V lithium polymer battery Input voltage 9 36VDC compatible with 12V and 2...

Page 8: ...gent Diagnosis System 8 Appearance size 275 183 33 9 mm Chapter II How to use A80 BT 1 A80 BT activation 1 1 In order not to affect the using and upgrading of newly released software please be sure to activate A80 BT ...

Page 9: ...de on the certificate 3 Enter a username such as A repair shop 4 please enter the correct format of the mailbox account 5 and 6 please enter a consistent custom password in the two columns After clicking the activation you will be prompted to verify the mobile number Please enter the mobile number receive the SMS verification code and enter the verification code in A80 BT Note In order to improve ...

Page 10: ...ligent Diagnosis System 10 to install 2 A80 BT main interface and function buttons description 2 1 Main interface After A80 BT boot the main interface and sub menu are shown below 2 2 Sub menu and function buttons ...

Page 11: ...ng motion tests special functions etc During the diagnosis of the vehicle all diagnostic operations will be recorded the exit system will prompt whether to save the choice will be saved in the diagnostic report such as vehicle information system information diagnostic information test date etc enter the read data stream function click data stream playback the recorded dynamic data stream will be s...

Page 12: ...nd other system related settings Online communication cloud Platform After the user activates you can upgrade the newly developed diagnostic software by directly clicking the one click upgrade The software is continuously updated Please pay attention to the official website upgrade announcement or public announcement and upgrade in time ...

Page 13: ...ctional buttons Functional Buttons Descriptions Return to previous interface decrease volume increase volume Return to the main interface of Android system Display recent usage procedures Press this button for screen captures Click this button to return to the diagnostic vehicle interface and the Bluetooth connection light will be shown in blue ...

Page 14: ...stic vehicle models interface 3 Connection diagnosis 3 1 Vehicle Connection test 1 The A80 BT host is connected to the vehicle through the VCI diagnostic box with the main test line 2 Turn on the car ignition switch and press the A80 BT key to diagnose the vehicle see diagram below ...

Page 15: ... unplugged the application hand pinch the head of the front end of the wire harness to unplug do not pull the middle segment of the wiring bundle and the plug connection beam sees the direction of the corresponding interface flat plug and does not tend to be inserted to avoid damaging the terminal 3 When carrying out some special functions tests users are required to operate the device according t...

Page 16: ...you do not find the vehicle or electronic control system in the A80 BT test menu 6 It is forbidden to use the wiring harness of the non Xtool technology company to test the connection to avoid unnecessary loss 7 In A80 BT and vehicle communication the direct shutdown is prohibited You should cancel the task before returning to the main interface for shutdown 8 The use of A80 BT should be lightly h...

Page 17: ...wing figure 2 The menu can be selected according to your needs Choose European car to enter the European car system choose Asian Car Show Asian menu choose the American Car into the American menu choose the domestic car into the domestic menu according to the model of the diagnosis of the choice of car system to enter the search You can quickly search by clicking on the magnifying glass icon in th...

Page 18: ...ment team also develops a range of special diagnostic functions for some vehicles as follows 4 2 Test function 1 Using BMW car as an example select Royal Car V8 70 and then select the GX9 menu to enter you can see the Engine system icon find the UMC engine system UDS click into the following image ...

Page 19: ...U version information and displays it as system identification or system information menu in some electronic control It has the same meaning and reads the software and hardware versions related to the ECU the model of the diesel engine Information such as the date of manufacture and part number It is convenient for us to make records during the maintenance process and also facilitate future data f...

Page 20: ...ult is processed there will be no fault code after re reading the fault code Read live data It is to read the parameters of the current engine running such as oil pressure temperature engine speed fuel temperature coolant temperature intake air temperature and so on Through these parameters we can basically directly determine which problems have occurred so that we have narrowed the scope when per...

Page 21: ...lbar function buttons description Functional Buttons Descriptions Returns to the previous interface Click to record the data click again to send your feedback to XTOOL service center 4 3 Read ECU 1 This function is to read the ECU version information in some of the electronic control displayed as System identification or System Information menu the meaning is the same It reads the ECU related soft...

Page 22: ... 22 4 4 Read DTCs Select the Read fault code function to read the electronic control ECU stored in the fault code read the fault code when the screen will display the read fault code and fault code definition as shown in the figure below ...

Page 23: ...in the ECU monitoring range many belong to the mechanical system or circuit failure it is possible that the sensor in the range of signal deviation This can be judged in the data flow function 4 5 Clear DTCs 1 After returning to the previous step select the Clear Code function to clear the ECU stored in the current and historical fault code memory the implementation of this function will be the cu...

Page 24: ...clearing the fault code such as normal communication will show failure code cleanup success or fault code has been cleared usually after clearing the fault code and read the code to confirm the failure code is cleared 4 6 Read live Data Click Save As Reference function key will save this model the current data stream of this system as a reference Click the Data Playback function key to record the ...

Page 25: ...nction The special functions of different vehicle systems will also be different 4 8 Actuating components test Test conditions Follow the instructions for example The engine is not running and the ignition switch is turned on If the engine is started or the speed signal is recognized the motion test diagnosis is interrupted ...

Page 26: ...f components when performing this function the diagnostic instrument will simulate the ECU signal to carry out the action of the component to determine whether the actuator or line is good 2 Return the menu to dynamic diagnostic data to see the Action test function menu and select the Actuator component menu that will display the system for action testing 5 Setting Choose the Settings application ...

Page 27: ...ntelligent Diagnosis System 27 following 6 options are set Language Select the language and select the desired language in the language options on the right Units Select units of measure metric or imperial tick ...

Page 28: ...1 Host click on the gear icon to enter settings tap Bluetooth and then click Search Bluetooth Bluetooth name for the corresponding serial number ordiagnostic 2 Then go to A80 BT app click Settings turn on Bluetooth tick as shown in the following image ...

Page 29: ...A80 BT Intelligent Diagnosis System 29 Self test Check the VCI box yourself to see if there is a malfunction ...

Page 30: ...rouble Codes or pictures generated in the process of diagnosis users also can view a record of which cars have been previously tested It includes three parts PDF Files Pictures and Data Playback 6 1 Diagnose report The diagnostic report of the data stream or fault code in the course of the vehicle is checked into the various diagnostic reports ...

Page 31: ...e Data playback feature lets you see which cars which systems and playback of recorded data streams freeze frames 7 One click upgrade The A80 BT device no longer requires a card to be upgraded just open the app and click Upgrade as shown in the following figure ...

Page 32: ...about the maintenance information we put on the cloud service platform and can be combined with the results of the car diagnosis to query and use and use the forum to communicate with other Xtool users but also access to an online database that provides extensive repair and diagnostic techniques as well as vehicle maintenance programs ...

Page 33: ...Technology Center 9 1 Turn on A80 BT and go to the A80 BT App 9 2 Click the remote Control application to open the TeamViewer interface Generate and display the device ID 9 3 Provide your ID to the after sales technical support staff 9 4 System pop up window allow the other control can be remote control after sales technical support personnel control your A80 BT please do not operate the equipment...

Page 34: ...A80 BT Intelligent Diagnosis System 34 the staff to complete the operation ...

Page 35: ...k connectors on Different vehicle Models 1 Diagnostic link connectors locations of various vehicle models AUDI A6 the OBD plug is on the lower left side of the dashboard use SMART OBDII 16 connector VW Bollywood 1 8 the OBD plug is below the console use SMART OBDII 16 connector ...

Page 36: ...sis the OBD plug is below the dashboard use SMART OBDII 16 connector Benz C180 the OBD plug is on the left hand side of the engine bay use Benz 38 connector Benz 300SEL 140 chassis the OBD plug is on the left hand side of the engine bay use Benz 38 connector ...

Page 37: ...stem 37 GM Buick the OBD plug is below the dashboard use SMART OBDII 16 connector GM Buick GL8 the OBD plug is below the dashboard use SMART OBDII 16 connector VW POLO the OBD plug is below the dashboard use SMART OBDII 16 connector ...

Page 38: ...em 38 BMW 735I the OBD plug is in the right hands side of the engine bay use BMW 20 connector VW Passat B5 the OBD plug is behind the gearlever and beside the parking brake lever Lift the cover to access it Use SMART OBDII 16 connector ...

Page 39: ...39 2 Location diagram of vehicle diagnostic link connectors Location diagram of pick up truck diagnostic link connectors Location diagram of utility vehicles diagnostic link connectors Link diagram of small car diagnostic link connectors ...

Page 40: ...diagnose a variety of systems Not every manufacturer uses the same standard The function on a certain pin will vary from manufacturer to manufacturer Verify with the manufacturer 3 Diagnostic Link Connectors Terminal Definition and Communication Protocols 1 Standard OBDII Diagnostic Link Connector ...

Page 41: ... pin definitions as follows 1 Manufacturer definition 2 SAE J1850 bus positive 3 Manufacturer definition 4 Bodywork site 5 Signal site 6 ISO 15765 4 defined CAN high 7 ISO9141 and ISO14230 defined K line 8 Manufacturer definition 9 Manufacturer definition 10 SAE J1850 bus negative ...

Page 42: ...ion 13 Manufacturer definition 14 ISO 15765 4 defined CAN low 15 ISO9141 and ISO14230 defined L line 16 Permanent positive voltage 1 1 3 8 9 11 12 and 13 are defined by manufacturer 2 2 6 7 10 14 and 15 are used for diagnostic communication Unused definitions can be defined by manufacturers ...

Page 43: ... form of the fault detection socket the number and meaning of the fault code and the reading method of the fault code and adds a strong data stream detection function However the fault code and data flow can only be obtained with the microcomputer fault detector and the fault code cannot be read manually So far after the 1996 production of vehicles in the United States the introduction of vehicles...

Page 44: ...mory and the fault code can be read out from the PCM through a certain program According to the prompt of the fault code you can quickly and accurately determine the nature and location of the fault and then specifically check the relevant parts components and lines to eliminate the faults OBD II set standards The main points of the standard are as follows 1 Standardized 16 pin diagnostic seats DL...

Page 45: ...t exceed the time limit as permitted by law In short the main feature of OBD III is the support of social regulations In China there are some feasible solutions in combination with national conditions such as the setting time limit of MIL warning lights and the over limit vehicles will be automatically banned In addition the OBD III system not only warns the driver of vehicle emissions but also pe...

Page 46: ...tuator by receiving the engine operation information transmitted by each sensor The ECU calculates the signals of the external sensors and limits them to the allowed voltage levels The microprocessor calculates the injection time and injection timing from the input data and the stored MAP chart and converts these times into a time varying voltage process that matches the engine operation Due to th...

Page 47: ...tected by short circuit protection and electrical overload This type of fault and wire disconnection is fed back to the microprocessor The diagnostic function at the end of the injector also identifies defective signal changes In addition some of the output signals are transmitted to other systems of the vehicle via the interface Within the scope of the safety program the ECU also monitors the ent...

Page 48: ...d on the camshaft and the teeth rotate with the camshaft When the semiconductor wafer through which the current flows in the camshaft rotational speed sensor passes the tooth the magnetic field of the sensor deflects the flow of electrons on the semiconductor wafer perpendicular to the direction of the current Thus a voltage signal Hall voltage is formed in a short time and this signal informs the...

Page 49: ...tatutory emission limits especially in the case of dynamic engine operation the air fuel ratio must be maintained For this purpose sensors that accurately determine the actual intake air mass flow are used Changes in intake pulsation back flow exhaust gas return and camshaft control and changes in intake air temperature must not affect the accuracy of the load cell measurement To achieve the above...

Page 50: ...the wire breakage can be detected during the diagnosis of the repair shop for example by means of engine control To determine the intake air temperature a temperature sensor can be built in 5 Intake pressure sensor The intake pressure sensor detects the absolute pressure of the intake manifold behind the throttle and the valve It detects the change of the absolute pressure in the manifold accordin...

Page 51: ...is developed in the accelerator pedal sensor via a potentiometer based on the position of the accelerator pedal The accelerator pedal position is calculated from the voltage based on the MAP chart 2 Common faults and elimination of electronic control system Trouble shooting of common vehicle self diagnosis systems Audi s V6 engine uses the MPFI multi point fuel injection system and its self diagno...

Page 52: ...ion is stored in SBEC in the form of code Each time the ignition switch is turned on the CHECKENGINE indicator will flash for a few seconds to indicate that the indicator is working properly If the SBEC receives an abnormal signal from various sensors or does not receive the signal at all the instrument panel The CHECK ENGINE indicator will illuminate indicating that the engine is faulty and needs...

Page 53: ...e of the Volvo series of self diagnostic system is in the right front corner of the car body the engine cover is opened and the front left headlights have two diagnostic seats A and B The A seat has a diagnostic jumper an LED light and a button There are six diagnostic jacks in each of the two diagnostic seats A and B each connected to a different diagnostic system Block A Hole 1 Transmission Hole...

Page 54: ...strument Diagnostic System Block B Hole 1 Central Air Conditioning Hole 2 Constant Speed Control System Hole 5 Airbag Hole 6 Power Seat The Volvo series models are capable of diagnosing 10 systems in terms of self diagnostic functions and in each system diagnosis they can be divided into six modes 1 fault code reading ...

Page 55: ...the fault code first insert the diagnostic jumper into the corresponding diagnostic hole of the system to be diagnosed set the ignition switch to ON and read the fault code first until all fault codes are displayed the LED light is continuously on From then on press and hold the diagnostic button for more than 5 seconds to clear the fault code Crown auto ABS fault self diagnosis system The new Cro...

Page 56: ...nt cluster To clear the fault code turn on the ignition switch and connect the Tc and El terminals of the diagnostic interface with a jumper Keep the car still and press the brake pedal continuously for more than 8 times in 3 seconds In this way the fault code in the ABS ECU will be cleared ...

Page 57: ...s and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the...

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