Faulty Software

Faulty software

Faulty software
Problems with the local parameter file are remedied by downloading new software to the Phone module (PHM).
- Load new software into the control module.

Continue - Faulty software

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Faulty software




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 carphone.
Make a call so that both the handset and the hands-free system are used. See the instruction manual.
- Ignition off.
- Ignition on.
- Read off the diagnostic trouble codes (DTCs).
- Check that the relevant diagnostic trouble code (DTC) has switched status from permanent to intermittent fault.





Has the status of the diagnostic trouble code (DTC) changed?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - FAULT-TRACING FAILED

VERIFIED - FAULT FOUND

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