Operation CHARM: Car repair manuals for everyone.

Faulty Signal






Faulty signal

Checking the throttle

Hint: A film of oil covering the throttle may mean that the flame trap is not functioning correctly.




- Ignition on
- Activate reading off the position of the throttle
- Check that both sensors indicate values within the permitted range at different deployments.
Small objects can cause the throttle disc to jam momentarily. This may cause the diagnostic trouble code (DTC) to be stored.
Check if the throttle unit is blocked. Press the throttle disc to check for jamming.
Remedy as necessary.

Other information
- Connecting the breakout box Connecting the Breakout Box
- Signal specification Signal Description / Specification
- Throttle body (electronic throttle module (ETM)), replacing Removal and Replacement
- Engine control module (ECM), 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.
Activate reading off the position of the throttle.
Check that both sensors indicate values within the permitted range at different deployments.





Are these values within their permitted ranges?

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
In case of this defect, troubleshooting is not followed by verification.
The information can be displayed again or the fault-tracing for this fault can be interrupted.

Do you want to view the information again?

Yes - Attempt New Test

No - Fault Found

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Attempt New Test - Checking the throttle

FAULT FOUND - Fault Found

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