3.
To consult the present input/output value of BCM, "Current DATA". It provides information of BCM input/output conditions of power supply, turn signal/brake lamp, headlamp, door, locks, outside mirror, wiper, auto-light and transmitters etc.
With the multifunction switch in each position, make sure that continuity exists between the terminals below. If continuity is not as specified, replace the multi-function switch.
HU : Head lamp high beam
HL : Head lamp low beam
P : Head lamp passing switch
With the multifunction switch in each position, make sure that continuity exists between the terminals below. If continuity is not as specified, replace the multi-function switch.
Check BCM input/output specification of multifunction switch using the GDS. If the specification is abnormal, replace the lamp or wiper switch.
If diagnosis is required on the multifunction switch, select model and "BCM".
To consult the present input/output value of BCM, "Current DATA". It provides information of BCM input/output conditions of power supply, turn signal/brake lamp, headlamp, door, locks, outside mirror, wiper, auto-light and transmitters etc.
To perform compulsory operation on BCM input factors, select "ACTUATION TEST".
Disconnect the negative (-) battery terminal.
Remove the steering wheel.
(Refer to Steering System - "Steering Wheel")
Remove the steering column upper and lower shrouds.
(Refer to Body - "Steering Column Shroud Panel")
Remove the clock spring.
(Refer to Restraint - "Driver Airbag (DAB) Module and Clock Spring")
Disconnect the light switch connector (A) and the wiper switch connector (B).
[RHD]Remove the wiper switch (A) by pushing the lock pin (B).
When removing the wiper & washer switch only, release the lock of wiper switch without removing the steering wheel.
Loosen the screws (2EA) from the multifunction switch assembly (A).
Install the multifunction switch.
Install the clock spring.
Install the steering column upper and lower shrouds.
Install the steering wheel.
Make sure the multifunction switch connectors are plugged in properly.
