Disconnect the negative (-) battery terminal.
Remove the steering column upper and lower shrouds (A) after removing 3 screws.
Disconnect the light switch connector (A) and the wiper switch connector (B).
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.
Remove the steering wheel.
(Refer to ST group - "Steering column and shaft")
Remove the clock spring.
(Refer to RT group - "Airbag module")
Loosen the screws from the multifunction switch assembly (A).
Install the multifunction switch.
Install the clock spring and steering wheel.
Install the steering column upper and lower shrouds.
With the multi function switch in each position, make sure that continuity exists between the terminals below.
If continuity is not as specified, replace the multi-function switch
With the multi function 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 IPM 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 "IPM".
Select "Current data" and check the input/output condition of "Multifunction switch".
To perform test on "Multifunction switch" outputs, select "Actuation test".