Checking Drive, Seat

Checking drive, seat

Conditions
To carry out this fault-tracing the control panel must be fault-free.

Has fault-tracing been carried out on the control panel?

Yes - Checking activation

No - Fault-tracing information
Carry out fault-tracing on the control panel according to the table of symptoms.

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Fault-tracing information
Continue carrying out fault-tracing on the control panel.


Continue - ANOTHER TEST

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Checking activation




- Ignition off.
Adjust the seat for legroom and the rear and front edges of the seat in both directions with the control buttons.

Do the seat adjustment functions work?

Yes - No Fault Found

No - Checking the control module

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Checking the control module








- Ignition off.
- Remove the seat from the car according to Lifting the power seat in and out Lifting the Power Seat In and Out.
- Connect wiring to the seat.
Connect a voltmeter between ground and the relevant terminal in the black 14-pin connector C for the function as follows:
- C:1, adjusting the legroom, forward
- C:2, adjusting the legroom, backward
- C:3, seat rear edge adjustment, upward
- C:4, seat rear edge adjustment, downward
- C:5, seat front edge adjustment, upward
- C:6, seat front edge adjustment, downward
Activate function with control buttons.









The voltmeter should read battery voltage when the function is activated.

OK - Checking the engine

Not OK - Replacing the component

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Replacing the component
Try a new control module according to Control module Control Module.





Continue - Verification

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Checking the engine








- Ignition off.
- Wiring according to connected.
- Remove motor according to Front-rear adjustment motor (center motor) Front-Rear Adjustment Motor (Center Motor) , Front height adjustment motor (front motor) Front Height Adjustment Motor (Front Motor) or Rear height adjustment motor (rear motor) Rear Height Adjustment Motor (Rear Motor).
Activate the motor with the control buttons.

Does the motor function?

Yes - Checking drive gear

No - Replacing the component

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Replacing the component
Try a new motor according to Front-rear adjustment motor (center motor) Front-Rear Adjustment Motor (Center Motor) , Front height adjustment motor (front motor) Front Height Adjustment Motor (Front Motor) or Rear height adjustment motor (rear motor) Rear Height Adjustment Motor (Rear Motor).

Continue - Verification

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Checking drive gear








- Ignition off.
- Wiring according to connected.
- Remove drive gear according to Power seat gear Power Seat Gear.
- Install the motor on the drive gear.
Activate the motor with the control buttons.
Check that the mechanism in the seat frame does not stick.

Is the drive gear OK?

Yes - No Fault Found

No - Replacing the component

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Replacing the component
Try a new drive gear according to Power seat gear Power Seat Gear.





Continue - Verification

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Verification




Verification

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








- Ignition OFF.
- Reinstall components, connectors etc.
Run the power seat adjustment forward/backward and for height adjustment front edge/rear edge in both directions using the control buttons.

Are the seat adjustment functions for forward/backward and seat height front/rear edges operating correctly?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - Fault-tracing information

VERIFIED - FAULT FOUND

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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 - Checking activation

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