Differential Control Module J646, Removing and Installing

Differential control module J646, removing and installing

Removing
- Remove right front seat.
- If equipped, remove cover from seat frame.
- First check whether a coded radio is installed. If this is the case obtain the anti-theft coding.
- Switch ignition and all electrical consumers off, and remove ignition key.
- Disconnect Ground (GND) terminal connector from battery.





- Separate connector - 1 - at differential control module J646 and, if equipped, connector - 2 - at transmission control module J217.
- Remove bolt - 3 -.
- Pull the retainer with differential control module J646 in direction of - arrow - out of bracket on seat frame.





- Press retaining tabs - 1 - in direction of - arrow - and pull differential control module J646 out of retainer. Make sure that the differential control module J646 does not fall to floor.

Installing
Installation in reverse order of removal. Note the following:.





- Push retainer for differential control module J646 with latches - 2 - into recesses - 1 - of seat frame.
- Fasten bolt - 3 - to 8 Nm.
- Connect Ground (GND) terminal connector to battery and perform work sequences after connecting battery.