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

Volkswagen Golf Service & Repair Manual / Electrical system / Lights, lamps, switches outside / Steering column switch module / 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-.
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-, Valeo

–  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-.

 
     

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

–  Remove bolts -1-.
–  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:
   
–  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-, Valeo

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-. ...

Removing and installing turn signal switch -E2-, Kostal
  Note The turn signal switch -E2-, cruise control system switch -E45- and intermittent wiper switch -E22- are combined to form the steering column ...

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