Operation CHARM: Car repair manuals for everyone.

Test Point 10

Test point 10

Hall-effect sensor backrest
adjustment, open circuit
Fault code 10

This fault is stored in the following cases:

1. There is an open circuit in the wire to the Hall-effect sensor for backrest adjustment.

2. The Hall-effect sensor is faulty.

3. The control module is faulty.

Elimination:

- Check plug on control module for contact and damage.

- Check wire to sensor for damage.

Once the cause of the fault has been found and eliminated, actuate the fore-and-aft adjustment switch. The text in the fault memory changes from present to not present if the cause of the fault has really been eliminated.

- If no fault is detected in the wire, replace the electric motor for seat adjustment.

- If the fault is still present, replace control module.