Removing

• Move steering wheel down and to rear as far as possible, making use of full range of steering column adjuster.
• Switch off ignition and all electrical consumers.

Vehicles without access and start authorisation system

• Remove ignition key, if fitted.

Vehicles with access and start authorisation system

• Store the ignition key outside the vehicle to prevent the ignition from being switched on unintentionally.

Continued for all vehicles

• Remove steering wheel .

Note Secure with adhesive tape -2- the spring for airbag/retractor ring with contact ring - F138- -1- in the centre position.

• Remove steering column trim (bottom) .
• Install upper steering column cover .

• Remove the fuse -4- of the plug connector -3- and press the unlocking element downwards, disconnect the plug connector -3-.
• Pull out the fuse -1- of the plug connector -2- and press it downwards, disconnect the plug connector -2-.

• Unscrew the bolt -2-.
• Remove the switch module -1- of the steering column.
• Remove the Steering column electronics control unit - J527- from the steering column switching module.

Installing

Installation is carried out in the reverse sequence; note the following:

• Before pushing on the steering column switch module, check the following on the steering column electronics control unit -3-:
  • The "arrows" -1- must face each other.
  • Coil connector -2- must be visible through window between "arrows" -4-.