FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Signal Too High






Signal too high

Checking the signal




- Ignition on.
Activate reading off the voltage level from the Central electronic module (CEM) by clicking the VCT2000 symbol.
If the signal from the Central electronic module (CEM) is greater than 6 V, there is a short-circuit to voltage.
If the signal from the Central electronic module (CEM) is less than 6 V, this is an indication that the fault was present previously but that it is not active at the moment, i.e. the fault is intermittent.






Continue - Checking the wiring

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Checking the wiring
Check the signal cable between Central electronic module (CEM) terminal #G21 (#21) and clutch pedal position sensor connector terminal #2. Check for a short-circuit to supply voltage.
Check the signal cable between Central electronic module (CEM) terminal #G22 (#22) and accelerator pedal position sensor connector terminal #1. Check for a short-circuit to supply voltage.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box, Central Electronic Module (CEM)
- Checking wiring and terminals Checking Wiring and Terminals









Continue - Verification

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Verification




Verification

Hint: After carrying out the repair, check that the fault has been remedied.








- Ignition off
- Reinstall the connectors, components etc.
- Ignition on.
Activate reading off the voltage level from the Central electronic module (CEM) by clicking the VCT2000 symbol.
The value must be approximately 5 V.





Is the value OK?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - FAULT FOUND

VERIFICATION FAILED - Information

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Information

FAULT-TRACING FAILED - DONE

Attempt New Test - Checking the wiring

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