Fault-Tracing

Fault tracing ECM-P048000

Checking components and wiring








- Ignition off
Check that the fan blade of the engine cooling fan (FC) rotates easily and that nothing is obstructing it.
Check the voltage supply cable. Check for an open-circuit. Take readings between the system relay and engine cooling fan (FC) control module terminal #2.
Activate the engine cooling fan by clicking the VCT2000 symbol.
Remedy as necessary.













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 the engine cooling fan by clicking the VCT2000 symbol.
Check that the engine cooling fan (FC) starts when activated.





Is the function OK?

Yes - Troubleshooting procedure complete

No - 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 - Exit Fault-tracing

No - Attempt New Test

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Attempt New Test - Checking components and wiring

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