Fault-Tracing Information

Fault-tracing

Reloading software in the control module
Load new software into the control module.

Is the seat working properly?

Yes - Verification

No - Replacing the control module

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Attempt New Test - Reloading software in the control module

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Replacing the control module
If downloading new software did not help, replace the Power seat module (PSM).

Other information
- Control module front seat Service and Repair

Was a fault detected?

Yes - Verification

No - FAULT FOUND

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Verification




Verifying seat operation

Verification

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








- Ignition off.
- Reinstall the connectors, components etc.
- Ignition on.
Check that seat operation functions. Move the seat manually in all directions. Also check that the seat is moved to a programmed position by pressing one of the memory buttons.

Is the seat working properly?

Yes - FAULT FOUND

No - FAULT-TRACING FAILED

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FAULT-TRACING FAILED - Reloading software in the control module


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