Seat Leon >> Removing and installing steering column electrical control unit J527
Removing
- Turn front wheels in straight-ahead position - steering wheel in 0-position.
- 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 .
WARNING Risk of irreparable damage to electronic components due to static discharge.
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- Pull out connector locking element -4-, press down release mechanism and unplug electrical connector -3-.
- Pull out connector locking element -1-, press down and unplug electrical connector -2-.
- Disconnect electrical plugs -1, 3, 4 and 8- , then insert the screwdriver -6- as shown in the illustration, and carefully remove the plug connections from the snap arm -7- .
- Unscrew the bolt -5-.
- Release retaining tabs -2- -arrow- and detach steering column electronics control unit - J527- from steering column switch module.
Note The exact assignment should be gleaned from the latest current flow diagram .
Installing
Installation is carried out in the reverse sequence; note the following:
- Before pushing steering column electronics control unit - J527-
-3- on, check the following:
- The "arrows" -1- must face each other.
- Coil connector -2- must be visible through window between "arrows" -4-.
- Make sure all electrical connectors are properly engaged.
Removing and installing steering column switch module
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 ac ...Removing and installing ignition and starter switch
Removing Switch off ignition and all electrical consumers. Vehicles without access and start authorisation system Remove ignition key, if fitted. Vehicles with access and start authorisa ...See also:
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