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Volkswagen Golf Service & Repair Manual: Removing and installing steering column electronics control unit -J527-, Kostal

Volkswagen Golf Service & Repair Manual / Electrical system / Lights, lamps, switches outside / Steering column switch module / Removing and installing steering column electronics control unit -J527-, Kostal

  Note
Airbag coil connector and return ring with slip ring -F138- is integrated in steering column electronics control unit -J527-.
When renewing the control unit, select “Renew” function for the respective control unit in “Guided fault finding” or “Guided functions” mode → Vehicle diagnostic tester.
Removing
–  Turn wheels to straight-ahead position – steering wheel in straight-ahead position.
–  Move steering wheel to rearmost and lowest position. Use the entire range of adjustment of the steering column for this purpose.
–  Remove steering wheel → Running gear, axles, steering; Rep. gr.48.
–  Remove lower steering column trim → General body repairs, interior; Rep. gr.68.
  WARNING
Risk of damage to the electronic components due to electrostatic discharge.
Before disconnecting the electrical connector, the mechanics must electrostatically discharge themselves by briefly grasping hold of door striker plate or similar.
   

Removing and installing steering column electronics control unit -J527-, Kostal

–  Press connector lock in direction of arrow -A- and disconnect electrical connector -1-.
–  Press connector lock in direction of arrow -B- and disconnect electrical connector -2-.
–  Press connector lock in direction of arrow -C- and disconnect electrical connector -3-.
–  Pull out connector lock in direction of arrow -D- and press it down.
–  Disconnect electrical connector -4-.
–  Press connector lock in direction of arrow -E- and disconnect electrical connector -5-.
–  Pull out connector lock in direction of arrow -F- and press it down.
–  Disconnect electrical connector -6-.

 
     
–  Remove bolt -1-.
–  Release retaining tabs in direction of arrows -A- and -B-.
–  Remove steering column electronics control unit -J527--2- from steering column combination switch -E595-.
Installing
Install in the reverse order of removal, observing the following:
 

Removing and installing steering column electronics control unit -J527-, Kostal

–  Before pushing on steering column electronics control unit -J527--3-, ensure the following:
The “arrows”-1- must align.
Coil connector -2- must be visible through window between “arrows”-4-.
–  All connectors must be engaged securely.
Specified torques
→ Chapter „Assembly overview - steering column switch module“
 

Removing and installing steering column electronics control unit -J527-, Kostal

Removing and installing steering column switch module, Valeo
Removing –  Move steering wheel to rearmost and lowest position. Use the entire range of adjustment of the steering column for this ...

Removing and installing steering column electronics control unit -J527-, Valeo
  Note Airbag coil connector and return ring with slip ring -F138- is integrated in steering column electronics control unit -J527-. ...

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