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Presented by Bob Pattengale

BOSCH MTS 5200 LAB SCOPE

Disclaimer of Warranties:

This manual contains test procedures and test information obtained by an ASE Certified Master Technician with

known good test equipment on real vehicles, your tests may vary due to your equipment or technician procedures.

No warranty can be made from the ideas presented due to personal testing procedures, nor does the author or

anyone connected with him assume responsibilities or liabilities. The use of this manual is conditional on the

acceptance of this disclaimer. If the terms of this disclaimer are not acceptable, please return this manual.

Automotive Video, Inc.

6280 Arc Way

Ft. Myers, FL 33966

1-800-71-TRAIN (1800-718-7246)

fax: 1-239-561-9111

www.auto-video.com

Content authored for Automotive Video Inc. by Heritage Technical LLC, Cochranville, PA. Copyrighted © in 2010 by

Heritage Technical LLC. No portion of this manual may be copied, altered, or reproduced without written permission

of the author.

TABLE OF CONTENTS

OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

WHAT MAKES A GOOD LAB SCOPE . . . . . . . . . . . . . . . . . . . . . . . . . . .2

HOW TO GET STARTED WITH YOUR LAB SCOPE . . . . . . . . . . . . . . . .3

O2 Sensor Demonstration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

NAVIGATING THE MTS 5200 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Primary & Secondary Ignition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Main menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Trigger set up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Freeze . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Superimposed display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

Raster display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Single cylinder display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Firing volts bar chart display . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Secondary quick check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

Graphing multimeter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

DC voltage button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Frequency button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

DC low current button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

DC high current button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Pulse width button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Duty cycle button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Temperature button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Pressure button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Lead help button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Vacuum button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Capturing a snap shot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23

Playback mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

Digital Volt ohm Meter (DVOM) . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30

4-Channel Oscilloscope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Connecting Leads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

Component Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Trigger Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Signal Finder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Cursors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Other Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

Vacuum Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

Cranking kV test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

Cylinder tests . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

Vehicle selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

Analyzer utilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

Analyzer utilities (tools) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43

Conclusion on navigating the MTS 5200 . . . . . . . . . . . . . . . . . .46

THE GRAPHING MULTIMETER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47

Throttle Position Sensor (TPS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47

Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50

Coolant Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

THE LAB SCOPE (SQUARE WAVE WITH & WITHOUT GLITCH) . . . . .52

Triggers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54

THE LAB SCOPE (INJECTOR SIGNAL) . . . . . . . . . . . . . . . . . . . . . . . . .57

THE LAB SCOPE (MISSING TRIGGER) . . . . . . . . . . . . . . . . . . . . . . . . .58

THE LAB SCOPE (RECORDING & SCREEN CAPTURE SAVING) . . . .59

1995 NISSAN IGNITION CASE STUDY . . . . . . . . . . . . . . . . . . . . . . . .60

LIVE VEHICLE TESTING (SECONDARY IGNITION COP WAND) . . . . .65

LIVE VEHICLE TESTING (SECONDARY IGNITION COP LOOP) . . . . . .67

SECONDARY IGNITION TESTING WITH THE LAB SCOPE . . . . . . . . .69

SECONDARY IGNITION TESTING REVIEW . . . . . . . . . . . . . . . . . . . . . .70

LIVE VEHICLE TESTING (FUEL INJECTORS) . . . . . . . . . . . . . . . . . . . . .70

LIVE VEHICLE TESTING (FUEL PUMP) . . . . . . . . . . . . . . . . . . . . . . . . .71

LIVE VEHICLE TESTING (TPS - GMM) . . . . . . . . . . . . . . . . . . . . . . . . . .74

LIVE VEHICLE TESTING (RECAP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75

MTS 5200 FAQ’S . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76

Where To Find The Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76

Where To Find Shop Foreman Pro . . . . . . . . . . . . . . . . . . . . . . . . .77

Battery Life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77

Loading The Software On The MTS 5200 . . . . . . . . . . . . . . . . . . .78

SFP Software Access - Website . . . . . . . . . . . . . . . . . . . . . . . . . . . .78

IN CONCLUSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80

1-800-71-TRAIN (1-800-718-7246) OR www.auto-video.com

Содержание MTS 5200 LAB SCOPE

Страница 1: ... 17 Graphing multimeter 19 DC voltage button 20 Frequency button 20 DC low current button 20 DC high current button 20 Pulse width button 20 Duty cycle button 21 Temperature button 21 Pressure button 21 Lead help button 21 Vacuum button 22 Capturing a snap shot 23 Playback mode 26 Digital Volt ohm Meter DVOM 29 Overview 29 Operating Modes 30 4 Channel Oscilloscope 31 Overview 31 Connecting Leads 3...

Страница 2: ...fessionals with the tools required to diagnose sophisticated electrical and mechanical systems on today s modern vehicles The tester supports multiple languages The MTS 5200 color touch screen user interface enables you to select from a number of different test modes such as 4 Channel Oscilloscope Graphing Multimeter DVOM Vacuum Waveform and Primary Secondary Ignition You can configure these funct...

Страница 3: ...t you may not find in most lab scopes such as the ability to record data playback store images and the ability to create a database of known good values for the vehicles you work on The ability to create a database of known good values is one of the best features of the MTS 5200 As you build this database over time you will have data to compare problem vehicles with and be able to narrow down the ...

Страница 4: ...y learn how to connect navigate and test BEFORE you start using it to fix vehicles in your service bay While you are practicing on known good vehicles you should be documenting the actions that you are performing with the tool Start with something easy like a TP sensor or an O2 sensor and keep good notes on how you test and the results you get In the next few steps we will cover an O2 sensor as ex...

Страница 5: ...E CONTINUED O2 Sensor Demonstration Once we have scrolled down to the O2 sensor and selected it the tool automatically sets itself up to test O2 sensors From this screen you will be able to access information on how to connect the scope to the sensor freeze the data on the screen view example O2 sensor waveforms and diagnosing the signal NOTES ...

Страница 6: ... MTS 5200 are covered in greater detail in the owners manual that came with the lab scope Also the manual can be downloaded from the Bosch website at http www boschdiagnostics com support documentation Pages DiagnosticsDocumentation a spx type UnderHood For the training purposes of this DVD presentation the instructor will only be covering the high points for operation of the MTS 5200 Pictured abo...

Страница 7: ...up Tools and File Manager Once we have chosen the tools menu option the Tools Menu will appear and as you can see in the screen capture above there are a few choices we can make here as well For this portion of the demonstration we are going to choose Enable Ignition Demonstration The Enable Ignition Demonstration function allows for selection of a stored ignition waveform program This program ope...

Страница 8: ...n we will be choosing Manual Vehicle Setup After selecting manual vehicle set up we need to select the ignition type For our demonstration we will be using DI Dist Ign External Coil After making the selection remember to click on the Done option menu choice Next you want to Select the number of cylinders from the Select Number of Cylinders menu Engines with 2 to 12 cylinders are supported Select t...

Страница 9: ...pe screen appears and is configured for primary ignition Notice that all eight cylinders are displayed in the correct firing order across the bottom of the screen but the patterns for each cylinder are very small This is because the division on the screen is set at 50 V Pictured above is the same display but we have set the divisions to 10 V giving a more clear picture as to what the primary ignit...

Страница 10: ...an see in the above screen capture a detailed schematic will appear on the screen giving you good direction on how to make the connections The MTS 5200 has a set of trigger controls that determine the exact instant the trace begins the sweep across the screen If a trigger is set at a specific voltage level and the signal being sampled achieves that trigger level voltage then the MTS 5200 displays ...

Страница 11: ...u can access all trigger properties through the Trigger Setup touch screen display button to the left of the signal display area as illustrated in the screen capture above The 4 Channel Oscilloscope has the ability to use any one of four channels as the trigger source For our demonstration we have chosen to locate the trigger on cylinder 8 as indicated in the screen capture above Trigger Set Up ...

Страница 12: ...en signal Once the Freeze button is pressed you are able to perform additional functions such as Save the frozen signal to memory Another great feature of the MTS 5200 is that you have the ability to select one of the cylinders at the bottom of the screen and it will overlay the pattern above the firing patterns for the entire engine As you can see in the screen capture above we have chosen the 3 ...

Страница 13: ...r waveform is positioned beginning with the firing spike at the trigger position The cylinder waveforms therefore overlap each other Selecting a cylinder from the Cylinder Selection buttons at the bottom of the touch screen display causes the MTS 5200 to hide or display the selected cylinder You may choose to display any number of cylinders on the display at one time Doing this will help you to id...

Страница 14: ...f the touch screen display causes the MTS 5200 to hide or display the selected cylinder You may choose to display any number of cylinders on the display but the MTS 5200 always takes into account the number of cylinders in the firing order and spaces the patterns so that all cylinders are displayed on a single screen You may change the spacing between the cylinder waveforms using the Pattern Spaci...

Страница 15: ...ry Ignition Single Cylinder Display mode allows you to view the waveform characteristics of a single cylinder in the firing order By pressing the Cylinder Selection buttons at the bottom of the touch screen display you have the ability to view each cylinder s waveform individually Only one cylinder is displayed at any one time Single Cylinder Display NOTES ...

Страница 16: ...its are displayed in volts The cylinders are listed in firing order sequence The Live data value is the same data displayed in the barchart format The Min value is the lowest voltage value recorded for that cylinder The Max value is the highest voltage value recorded for that cylinder The Avg value is the average voltage value recorded for that cylinder Pressing the Reset button resets the Min Max...

Страница 17: ... the cylinder Secondary Quick Check gives you a quick and easy way to look at individual plug wires in the secondary ignition system by simply hooking up one lead The Secondary Quick Check utilizes a pre configured display based on the Secondary Ignition function The Secondary Ignition Lead is connected to the Sec Ign port on the tester and then clamped to the plug wire Connecting this lead direct...

Страница 18: ... functional on Distributor Ignition DI systems some applications filter the ignition signal as it passes through the distributor This distorts the signal at the individual spark plug wires For this reason Bosch recommends using the Secondary Ignition Mode on Distributor Ignition DI vehicles NAVIGATING THE MTS 5200 CONTINUED Secondary Quick Check NOTES ...

Страница 19: ...voltage DC low current and DC high current frequency pulse width duty cycle RPM temperature vacuum and pressure NAVIGATING THE MTS 5200 CONTINUED Graphing Multimeter Graphing Multimeter displays data over extended periods of time giving you a better way to view the data or a fault condition For intermittent problems simply connect to the suspect circuit and monitor the plotted measurement by verif...

Страница 20: ...sure frequencies from 1 Hz to 200 KHz DC Low Current Button This mode measures and displays the DC low current value of the sampled signal The MTS 5200 measures current at the low range of 0 mA to 30 Amps Use the Low Current Probe for this measurement DC High Current Button This mode measures and displays the DC high current value of the sampled signal The MTS 5200 measures current at the higher r...

Страница 21: ...e The probe has a temperature range of 32 F to 1000 F with a basic accuracy of 2 of reading and an output of 1mV DC per F You can select either Celsius or Fahrenheit by going to Analyzer Utilities on the Main menu selecting Setup and Units of Measure Pressure Button This mode displays the pressure measured by the Bosch Pressure Transducer The Pressure Transducer has a measurement range of 0 300 ps...

Страница 22: ...cted in the Units of measure utility located in the Analyzer Utilities Setup menu NAVIGATING THE MTS 5200 CONTINUED Graphing Multimeter Using the Vacuum Operating Mode The Vacuum Operating Mode display uses a split screen Vacuum is displayed below zero and pressure is displayed above zero Minimum Maximum and Average values for both pressure and vacuum are displayed The live value is displayed at t...

Страница 23: ...r and Vacuum Waveform modes Snapshots that are captured in Primary Secondary Ignition or Vacuum Waveform can be played back in any display mode you choose thus allowing a great deal of flexibility when examining waveforms Before entering the Snapshot mode adjust the settings so the waveform you are going to capture is easily viewable Time Div Volts Div etc are not adjustable while a snapshot is be...

Страница 24: ...rating Mode in which you are capturing the snapshot A Maximum selection is available which allows you to capture data until the tester runs out of storage space Some types of snapshots require more memory than others In some cases the available storage space is filled before the selected length is reached Adjusting Snapshot Length Snapshot Length is adjusted with the Up and Down arrows on either t...

Страница 25: ...ording which you have pre selected in the Snapshot Setup screen Once the recording is triggered the button name changes to Stop The recording continues for as long as the Snapshot Length time you pre selected in the Snapshot Setup screen However you can use the Stop button to force the recording to stop before the selected time has expired The Enter button on the keypad activates the Trigger Stop ...

Страница 26: ... enter when a snapshot has been captured or when a saved snapshot file is selected for viewing from the File Manager Selecting File in Memory If you use the File Manager to select a snapshot file located in memory use the following procedure 1 Touch Analyzer Utilities on the Main menu then press File Manager or touch the File List button on the Playback menu 2 Select the snapshot to be viewed Once...

Страница 27: ...y button is pressed the button changes to the Stop button Touching the Play button starts the playback of the snapshot from the beginning of the file The snapshot file plays back exactly as it was recorded The Stop button stops the playback and returns the snapshot to the beginning of the file When the Stop button is pressed it changes back to the Play button Freeze Run This button toggles between...

Страница 28: ...be recalled and viewed from the File Manager Save Current Screen This selection saves the screen that the snapshot file is displaying at the current time The screen capture is saved as a bitmap When a snapshot or screen capture is saved the Edit Notes screen is displayed which allows the user to attach any notes about the file that is being saved These notes are saved along with the file and can b...

Страница 29: ...e red lead in the DVOM port see Figure 10 1 Connect the black test lead tip to ground and the red test lead tip to the desired signal Once you select DVOM from the Main menu a message appears reminding you to use the DVOM inputs Always use the DVOM ports for the DVOM application Overview Digital Volt Ohm Meter DVOM NAVIGATING THE MTS 5200 CONTINUED CAUTION Make sure the leads are routed away from ...

Страница 30: ...D There are five operating modes in the DVOM application DC VOLTAGE DC voltage mode displays the DC voltage of a sampled signal in the DVOM The MTS 5200 can measure DC voltage from 0 mV to 400 V AC VOLTAGE AC voltage mode displays the AC RMS voltage of a sampled signal in the DVOM The MTS 5200 can measure AC RMS voltage from 0 mV to 400 V The measured signal is a RMS voltage reading ...

Страница 31: ...ke full advantage of the most powerful tool in its class All touch screen display buttons keypad buttons and test lead ports are clearly labeled on the front of your MTS 5200 Use the touch screen display or where available the keypad buttons to access all the features on the oscilloscope You can easily adjust the oscilloscope to a wide variety of voltage ranges and sampling speeds in order to view...

Страница 32: ...e selected you can view a connecting lead diagram for an example configuration by touching the Lead Help button Lead Help displays an example of a single channel configuration or a multiple channel configuration depending on how many channels you have turned on WARNING The MTS 5200 is not intended for testing 110V AC electrical circuits Do not plug the leads into an electrical wall socket Damage t...

Страница 33: ...uators Current Waveforms Distributor Electrical Fuel Injectors Ignition Sensors Pressure Vacuum Within each of these categories you must choose specific components to view Based on your selection the oscilloscope automatically sets the scaling trigger type trigger level time base and coupling for the expected signal Component Selection determines the oscilloscope channel s to be used Be sure your ...

Страница 34: ... specific voltage level and the signal being sampled achieves that trigger level voltage then the MTS 5200 displays the signal When triggering a T appears in the small box at the left of the trigger settings box at the bottom of the touch screen display While viewing live data you can access all trigger properties through the Trigger Setup touch screen display button to the left of the signal disp...

Страница 35: ...to Automatic Trigger Auto trigger is the easiest type of trigger to use when viewing an automotive signal The MTS 5200 displays a signal that meets the trigger level at the trigger position If the signal does not meet the trigger level condition the MTS 5200 automatically displays any signal that is received as if it were in Free Run mode Once you see the signal you can change the trigger level va...

Страница 36: ...vel and trigger position arm the oscilloscope as follows Procedure Arming the Oscilloscope 1 Select Single Shot from the Trigger Type menu in Trigger Setup mode 2 Make your desired adjustments to Trigger Level Trigger Position Trigger Source and Trigger Edge 3 Touch Done to exit the Trigger Setup mode 4 Press the Arm button which appears below the Component Selection button Once the Arm button is ...

Страница 37: ... to the correct test port Signal Finder adjusts the Volts Div Ground Offset and Trigger Level settings to the signal The Trigger Edge Trigger Mode Trigger Source and Trigger Position settings are not adjusted but set to default values Cursors In the oscilloscope live mode Freeze mode and Playback mode you can enable two horizontal and two vertical cursors to make precise measurements of waveforms ...

Страница 38: ...other words the information in the Cursor Information Box is only applicable to the selected cursor channel If a screen is saved while the cursors are displayed the cursors and cursor information are saved as part of the screen Full cursor operation is also available when playing back a scope snapshot Other Functions Vacuum Waveform The Vacuum Waveform diagnostic test mode is a test of the engine ...

Страница 39: ...ing the engine s rotational speed with all cylinders enabled ENA and with one or more cylinder disabled DIS As an optional feature you can test the DC vacuum difference between the enabled and disabled states The DC vacuum is measured at a central port in the intake manifold and the data is captured at the same time the RPM difference data is captured The MTS 5200 Engine Analyzer provides two meth...

Страница 40: ...e vehicle database Manually Selecting Test Vehicle 1 Select the Vehicle Selection button from the Main menu 2 Touch the Manual Vehicle Set up button from the Vehicle Configuration menu The Vehicle Configuration menu also appears the first time you select Primary Ignition mode or Secondary Ignition mode after turning on the MTS 5200 3 Select the type of ignition from the Select Ignition Type pop up...

Страница 41: ...the Continue button to begin testing 6b For engines with DI The tester presents the Display Mode screen Press the Lead Help button for lead connection information Begin testing once the leads have been properly connected Analyzer Utilities Setup Analyzer Utilities allow you to view and adjust the system settings perform diagnostic self tests of the software and hardware manage battery charging and...

Страница 42: ...ion follow the same procedure When you have finished the setup touch the Save button to save the settings to memory Touching the Revert button will set the Time Date function back to the original setting when the unit was powered up Once you have set the date and time press the EXIT keypad button to return to the Setup menu SELECT LANGUAGE The Select Language option displays the available language...

Страница 43: ... version number the release date and release time of the software that is used to start up the tester DVOM Displays the version number the release date and release time of the software that is used in the Digital Voltage Ohm Meter Ethernet Address Language Version number and release date of each language on the tester SELF TESTS This feature allows for testing of the LCD display touch screen and c...

Страница 44: ...end the life of the battery pack It takes approximately 20 minutes to fast charge the battery pack to 85 of full charge and approximately 2 hours to top off the battery pack to 100 charged In order for the battery to charge the external power supply voltage needs to be between 8 and 16 volts DC TIP To keep the battery refreshed as much as possible once a month perform the Start Discharge of Batter...

Страница 45: ... to DI Secondary Ignition Secondary Quick Check and Primary Ignition Press the Exit button twice to return to the Main menu then access the operating mode you want A sample ideal waveform is displayed and you are able to access the different functions in the selected operating mode and see the effect on the waveform To turn the Ignition Demonstration off press Disable Ignition Demonstration FILE M...

Страница 46: ...n be found in the owners manual included with the MTS 5200 and is also available for download at http www boschdiagnostics com support documentation Pages DiagnosticsDocumentation a spx type UnderHood One thing that we need to point out right now is that the three most common buttons you will be using on your lab scope are the Secondary Quick Check Graphing Multimeter and the 4 Channel Oscilloscop...

Страница 47: ...ght you can see that we have connected the lab scope to a demonstration board This particular demonstration board will be used to simulate a TPS signal Once you have the board connected to the lab scope and you are receiving a signal on the screen you need to reset the auto scaling on the tool Pictured below you can see that we have rotated the center knob of the demonstration board and the signal...

Страница 48: ...d from the screen of the lab scope This screen capture shows that as the knob on the demonstration board is rotated simulating the accelerator pedal being depressed the voltage increases As the knob on the demonstration board is rotated in the opposite direction simulating the accelerator pedal being released the voltage decreases The waveform above is an example of what a normal functioning TPS w...

Страница 49: ...wn in the pattern This glitch is simulating an open in the TPS circuit This would be something you would see if the customer complaint is a hesitation Keep in mind that the lab scope is set to Glitch On If the scope was not set up to see glitches the chances of catching this type of problem in the pattern would be almost 0 From here we can save this pattern into a database that we can use for futu...

Страница 50: ...agnosing such things as a MAF sensor on Ford vehicles or even a CKP signal during a no start condition Pictured above you can see that waveform has a nice steady flat line This flat line indicates that we are measuring a solid signal that has been processed using average amounts In the screen capture above you can see that as the instructor turns the knob on the demonstration board the frequency i...

Страница 51: ... to 0 0Hz If the signal falls to 0 0Hz this indicates that there is a problem with the sensor Coolant Sensor A coolant sensor is a thermistor that reads in voltage Coolant sensors normally start at a high voltage with the engine cold and as the engine warms up the voltage drops In the screen capture above you can see that the voltage starts high then drops as the instructor turns the knob on the d...

Страница 52: ...e have a waveform on the screen Also note that the voltage goes off of the screen This is a good place where you may want to use the Signal Finder function of the scope You can see in the screen capture above that by using the signal finder function the scope has analyzed the top and bottom of the signal and has adjusted the display to get a better picture of the waveform on the screen THE LAB SCO...

Страница 53: ... the touch screen display buttons or the keypad buttons below the screen Time Div is adjustable from units of 20 seconds div to 20 microseconds div and your change in Time Div is seen immediately The Time Division selection that you use is dependent on the type of waveform you are looking at and the characteristics of the waveform you wish to view When viewing a waveform with a high frequency such...

Страница 54: ...ndition the MTS 5200 does not display a signal If you lose the trigger condition while viewing a signal the signal display area freezes and remains frozen until the signal reaches the trigger level Normal trigger is the default trigger type on select vehicle components when using the Component Selection procedure to view a waveform such as fuel injector Your last trigger type settings are saved in...

Страница 55: ...sition If the signal does not meet the trigger level condition the MTS 5200 automatically displays any signal that is received as if it were in Free Run mode Once you see the signal you can change the trigger level value to capture the waveform Automatic trigger is the default trigger type on select vehicle components when using the Component Selection procedure to view a waveform such as Idle Air...

Страница 56: ...Oscilloscope 1 Select Single Shot from the Trigger Type menu in Trigger Setup mode 2 Make your desired adjustments to Trigger Level Trigger Position Trigger Source and Trigger Edge 3 Touch Done to exit the Trigger Setup mode 4 Press the Arm button which appears below the Component Selection button Once the Arm button is pressed the MTS 5200 waits to capture a single frame of the waveform that meet...

Страница 57: ...ion menu we have two options to choose from Negative Control Common and Peak n Hold For our demonstration we have chosen the negative control common option You can see in the screen capture above that we have a good injector pattern If you want to see more injector pulses all you have to do is to increase the times per division Later in the hands on portion of this presentation we will show you ho...

Страница 58: ...u may not be catching what you think that you should be catching An example would be that you do not have enough time set on the screen to capture the glitch Make sure that you have your scope set up to display enough time to capture events that you may not otherwise see Later in the hands on portion of this presentation we will demonstrate on live vehicles how to use trigger points and cursors to...

Страница 59: ...touching Analyzer Utilities on the Main menu and selecting File Manager Pictured below is a screen capture bitmap that we took earlier of a TPS waveform dropping in and out SNAPSHOT BITMAP TEXT These buttons toggle between Snapshot which causes all the snapshot file names rpb to be displayed Bitmap which causes all the bitmap file names bmp to be displayed and FCI which causes all the FCI Test Log...

Страница 60: ...oils have four wires For this type of diagnostic we want to look at the ground trace of the coil to see the change in the energy being used to fire the ignition As amperage gets used it is shown on the ground line as a spike in the waveform We can also see this on the power side of the coil but it would be displayed as a peak going down instead of up If you never see a spike in the negative trace ...

Страница 61: ...d to fire There are a few questions that we need to ask ourselves about this fault before we move on Did the voltage go away NO Was there a problem with the ground side NO Did the control side of the coil have a problem NO Basically what we are seeing is that there was nothing wrong with the power ground or the control of the coil and the PCM based on other inputs decided not to fire this coil If ...

Страница 62: ...ttom is still dropping out intermittently This indicates that the CMP sensor is doing what it is supposed to do and is in fact supplying a signal to the PCM and the problem is not a faulty CMP sensor Pictured above is a screen capture of the CKP sensor of the subject vehicle Again this pattern shows that the CKP sensor is doing what it is supposed to be doing and is in fact supplying a good signal...

Страница 63: ...have to ask ourselves at this point is What does a good signal look like To answer this question we need to know the Known Good Known Bad Either you have your own database of waveforms or you have to find a source of waveforms to answer this question One resource for these waveforms is the International Automotive Technicians Network I A T N This network can be found on the web at http www iatn ne...

Страница 64: ...own good wave form and compare it to the waveform taken from our subject vehicle you can see that the timing of the CMP sensor and the CKP sensor do not match This tells us that that the timing chain had been installed incorrectly The next day the technician disassembled the engine and did in fact find that the timing chain was installed incorrectly by at least one tooth After correcting the probl...

Страница 65: ...he Coil On Plug COP wand The COP wand contains a probe which is designed to be used with most domestic and import COP vehicle ignition systems with accessible coils The probe provides easy access for secondary ignition pattern comparisons on COP ignition systems using the MTS 5200 Connect the COP wand as follows 1 Turn on the MTS 5200 and select Secondary Quick Check from the testers main menu 2 C...

Страница 66: ... the waveform The first thing we need to look at is the primary 1st strike ignition pattern of each ignition coil As we move from coil to coil we can determine that all of the coils are firing correctly giving us a known good pattern for our database To simulate a fault the instructor has removed the bolts that secure the ignition coil to the engine and begins to move the coil away from the engine...

Страница 67: ...and except the end has an adjustable loop that can be slipped around an ignition wire or an ignition coil and secured without having to be held by your hand In order to get the loop around an ignition coil you need to unplug the coil harness connector from the coil slip the loop around the coil then reconnect the coil harness connector to the coil After connecting the loop to the coil you need to ...

Страница 68: ...hat the pattern is no longer in multi strike and has gone to a single ignition strike If there was a misfire in this engine this is where you would see it This pattern indicates that the ignition coil is firing good and there is no fault This is where you need to start capturing the waveforms and saving them to the PC Doing this over time will give you a great reference database that you can call ...

Страница 69: ... to look at two ignition coils simultaneously on the lab scope To do this we are going to connect the black lead from the lab scope to the negative battery terminal for a ground Using back probe adapters we connect the red lead from the lab scope to the power side of one coil and the blue lead from the lab scope to the power side of another coil The screen capture above shows what the ignition pat...

Страница 70: ...ning programs Visit www auto video com or call 1 800 718 7246 for more information about Misfire Diagnostics 3 The most effective way to test ignition coils is to look at two ignition coils simultaneously on the lab scope using multiple channels and comparing the waveforms to each other LIVE VEHICLE TESTING FUEL INJECTORS In this section of the presentation we are going to focus on testing fuel in...

Страница 71: ...HICLE TESTING FUEL PUMP Moving on let s take a look at diagnosing fuel pumps For example purposes let s say you had a vehicle in your shop that had 120 000 miles on it and you just performed a major service on it costing the customer over 1 500 00 Two weeks later the vehicle is back in your shop with a no start condition More than likely the customer is going to think that the problem they are hav...

Страница 72: ...to catch a problem fuel pump BEFORE it creates a customer concern To test the the fuel pump on our subject vehicle we first need to connect the current probe to the lab scope Then we need to identify which fuse in the fuse box controls the fuel pump and remove it Once we remove the fuse we need to install a suitable jumper wire such as the Fuse Buddy pictured left into the space where the fuel pum...

Страница 73: ...e done by such ways as locating the fuel pump relay removing it and jumpering the appropriate connection locations Pictured above are two fuel pump waveforms The waveform on the left is of our subject vehicle and the waveform on the right is a sample waveform we selected from the lab scope If you ever have a doubt in your mind what a good waveform looks like always go to the lab scope and select E...

Страница 74: ... much easier to diagnose what the problem might be Most TPS are 3 wires They have a 5 volt reference wire a ground wire that would show 0 0 volts and a 0 5 volt signal wire The point we are trying to make here is this by the time you look up the wiring diagram for the vehicle you are working on you could have already tested the sensor with the lab scope and determined if the sensor was faulty or n...

Страница 75: ...n mind is that we are testing this sensor with the engine off and in a cold soak condition There is no heat underneath the hood More often than not the failure will happen when the hood is closed and the engine is at normal operating temperature What you need to do is to test these sensors under normal operating conditions As always make sure you capture and save images and add them to your databa...

Страница 76: ... and taking the time to watch it Also don t forget to download the users manual and read it thoroughly you can find the users manual at http www boschdiagnostics com support documentation Pages DiagnosticsDocumentation a spx type UnderHood Where To Find The Manual Each of the manuals listed on the screen can be download saved and printed out whenever you have a question or you need to reference th...

Страница 77: ...p Foreman Pro Click on the Shop_Foreman_Pro_5 7 11 0 exe link and follow the prompts on the screen to install it to your PC Battery Life The battery in the MTS 5200 was never designed to last for hours The purpose of the battery was just in case you had lost connection to any main power source At best you will get 30 minutes of battery power allowing you to get reconnected and not losing any data ...

Страница 78: ... make arrangements to get a disc to you Once you have loaded the disc into the drive open the drive folder and double click on the Menuapp_5200 exe file and follow the prompts on the screen This process will take 30 45 minutes to complete and will restore the unit to its original factory settings SFP Software Access Website Now that you have downloaded and installed Shop Foreman Pro to your PC you...

Страница 79: ...92 168 030 001 This will automatically fill in the Submask to 255 255 255 0 Click OK and close the windows At this point the lab scope and the PC should be able to communicate with each other The last step is to open the Shop Foreman Pro software and and open up Engine Analyzer in the Setup functions At this point you need to enter the IP address of the MTS 5200 which should be 192 168 030 002 Not...

Страница 80: ...the daily use of the MTS 5200 We have given you some common areas and issues that you will be using on a frequent basis to aid in your diagnostics Take the time to use the scope on good known vehicles and as always capture known good and known bad waveforms and save them to your database for future reference The more you use your lab scope the better you will become with it resulting in better cus...

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