Fault-Tracing Information

Fault-tracing

Checking the connectors and cables
Check that the fuse for the Power Steering Control Module (PSCM) is intact.
Check the connectors and connections on the integrated relay / fusebox in the engine compartment and Power Steering Control Module (PSCM) for contact resistance or oxidation.
Check the cable for the power supply to the Power Steering Control Module(PSCM). Check for an open-circuit. Check for a short-circuit to ground.
Check the ground cable for open circuit or short-circuiting to voltage. Also check the ground terminal. Check for loose connections and oxidation.

Other information
- Checking wiring and terminals Checking Wiring and Terminals. Permanent Faults

Was a fault detected?

Yes - Verification

No - Checking CAN cables

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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.
- Switch on the ignition for at least 10 seconds.
Try communicating with the control module by selecting one of the functions for vehicle communication under the Diagnostic tab.

Is communication established?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFIED - FAULT FOUND

VERIFICATION FAILED - Fault-tracing information

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Fault-tracing information

Attempt New Test - Checking the connectors and cables

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Checking CAN cables

No Fault Found - Fault-tracing information

DONE - DONE

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