volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Removing and installing convenience system central control unitJ393 > < Removing and installing data bus diagnostic interfaceJ533
Convenience system central control unitJ393
Convenience system central control unit -J393-
  Note
Additional information:
→ No.318
→ No.319
→ Current flow diagrams, Electrical fault finding and Fitting locations
→ Operating manual
General description:
The convenience system control unit -J393- is responsible for the following in the vehicle:
t  Sliding/tilting sunroof control (release instruction)
t  Power window control (release instruction)
t  Central locking control
t  Anti-theft alarm system control
t  Radio-wave receiver
t  Rear lid lock
t  Convenience operation
Some of the above mentioned functions can be adapted → Chapter.
Fault detection and fault display:
The control unit for convenience system -J393- is equipped with self-diagnosis, which makes fault finding easier.
For fault finding, use vehicle diagnosis, testing and information system -VAS 5051A- in „Guided fault finding“ mode.
   

Removing and installing convenience system central control unitJ393 > < Removing and installing data bus diagnostic interfaceJ533