Removing and installing steering column electronics control unit J527, Valeo — VW

Removing and installing
steering column electronics control unit
J527
, Valeo
Caution
The vehicle must not be moved with the steering angle sensor removed as the steering rack may otherwise become damaged.
The
steering column electronics control unit
J527
comprises the following components and cannot be dismantled:
Airbag coil connector and return ring with slip ring
F138
Steering angle sender
G85
Fault detection and fault display:
The
steering column electronics control unit
J527
is equipped with self-diagnosis, which is designed to simplify fault finding.
Vehicle diagnostic tester
.
Note
If a new
steering column electronics control unit
J527
is installed, the inserted transport protection must be removed before installation.
If a new
steering column electronics control unit
J527
is installed, it must be coded
Anchor
.
In the event of faults in the steering column switch, the coding of the
steering column electronics control unit
J527
must be checked
Anchor
.
Removing:
Caution
The removal and installation of individual components of the steering column switch must be performed in a specified sequence
Chapter
.
WARNING
Danger of the triggering of the airbag!
Improper action on airbag unit may result in the triggering of the airbag!
Comply with the safety precautions when working on the airbag
General body repairs, interior
Rep. gr.
00
Safety instructions; Safety instructions for airbag
.
Disconnect battery
Chapter
.
Remove the following components in sequence (one after the other):
Remove steering wheel
Running gear, axles, steering
Rep. gr.
48
Steering wheel; Removing and installing steering wheel
.
Remove steering column trim
General body repairs, interior
Rep. gr.
68
Storage compartments/covers; Assembly overview - steering column trim
Depending on equipment level, release and detach connectors
1
,
2
,
3
and
4
.
Note
Coil connector on
steering column electronics control unit
J527
must not be twisted from its centre position. The front wheels must be in
“straight-ahead”
position.
Undo and remove the 3 securing bolts
arrows
.
Pull
control unit for steering column electronics
J527
towards rear off steering column switch.
Installing:
Installation is carried out in the reverse order. When installing observe the following:
Caution
Turn signal switch reset lever can break when control unit is being installed.
Turn signal lever must be in 0 position when control unit is installed so that reset lever is not extended.
Push
steering column electronics control unit
J527
in a straight line onto steering column switch.
Screw 3 securing bolts of
steering column electronics control unit
J527
into steering column switch module and tighten to 1.5 Nm.
Install all components in reverse order of removal.
Coding steering column electronics control unit
Vehicle diagnostic tester
.