Faulty Signal

Faulty signal

Status check
- Raise the car so that the wheels are accessible
- Start the engine and select a gear or rotate one of the front wheels by hand.
Check that the speedometer is operating correctly.

Note! If the car is equipped with anti-spin equipment, disengage it using the button.

Is the speedometer display incorrect?

Yes - Replacing the component

No - Information

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Replacing the component
- Raise the car so that the wheels are accessible
- Start the engine and select a gear or rotate one of the front wheels by hand.
Check the speed signal from the ABS module.
If an incorrect value is noted it means that the ABS control module is defective. Replace the ABS control module.
If the correct value is noted it means that the combined instrument panel is defective. Replace the combined instrument panel.
Remedy as necessary.

Other information:
- To connect the breakout box, see Connecting the breakout box Connecting the Breakout Box, Driver Information Module (DIM)
- To access and replace the combined instrument panel, see Driver information module, removing/installing Removal and Replacement
- For information about signals, see Signal specification Signal Specification, Driver Information Module (DIM).









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.
- Test drive the car or rotate a front wheel.
Check that the speedometer is operating correctly.





Does the speedometer work? 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 - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Replacing the component

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Information
The combined instrument panel has previously registered a fault in the vehicle speed signal from the ABS control module, but registers that the fault no longer exists.





Continue - Fault-tracing information

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Fault-tracing information




Information

Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).

Do you want to view the information again?

Yes - Attempt New Test

No - FAULT FOUND

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Attempt New Test - Information

FAULT FOUND - DONE

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