Short-circuit to Ground

Short-circuit to ground

Checking the wiring








- Ignition off
- Disconnect central electronic module (CEM) connector D.
Check the signal cable. Check for a short-circuit to ground.
Take readings between:
- Central electronic module (CEM) terminal #D44 (44) and the fuel level sensor on the right-hand side.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box, Central Electronic Module (CEM)
- Signal specification Pinout Values and Diagnostic Parameters
- Central electronic module (CEM), replacing Central Electronic Module (CEM), Replacing
- Level sensor fuel tank, replacing Service and Repair
- Checking wiring and terminals Checking Wiring And Terminals






Continue - Verification

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Verification




Verification

Verification

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








- Ignition off
- Reinstall the connectors, components etc.
- Ignition on.
Check if the value at the fuel level gauge changes.

Is the value within its permitted range?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - Fault Found

VERIFICATION FAILED - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - FAULT-TRACING FAILED

No - Attempt New Test

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FAULT-TRACING FAILED - FAULT-TRACING FAILED

Attempt New Test - Checking the wiring

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