Fault-Tracing Information

Fault-tracing

Checking components and connections




- Engine idling
- Activate read-out of the throttle damper's current position and the throttle damper's reference value.
- Check that both signals follow each other at different rpms and movements of the throttle disc.
- Ignition off.
Check if the throttle unit is blocked. Press the throttle disc to check for jamming.
Clean the throttle unit if necessary.

Other information
- Throttle body, B6304T4 Removal and Replacement









Continue - Verification

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Fault-tracing information

Attempt New Test - Checking components and connections

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Verification




Verification

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








- Engine idling
- Reinstall the connectors, components etc.
- Ignition on.
Activate read-out of the throttle damper's current position and the throttle damper's reference value.
Check that both signals follow each other at different rpms and movements of the throttle disc.





Do the signals follow each other?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - Fault-tracing information

VERIFIED - FAULT FOUND

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