DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE

DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Find out what the customer's concerns are.
2.SYMPTOM CHECK
Verify the symptom from the customer's information.
3.BASIC INSPECTION
Check the operation of each part. Check that any concerns occur other than those mentioned in the customer interview.
4.SELF-DIAGNOSIS WITH CONSULT
Perform the self-diagnosis with CONSULT. Check that any DTC is detected.
5.TROUBLE DIAGNOSIS BY DTC
Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part.
6.FAIL-SAFE ACTIVATION CHECK
Determine if the customer's concern is related to fail-safe activation.
7.SYSTEM DIAGNOSIS
Perform the system diagnosis for the system in which the fail-safe activates. Specify the malfunctioning part.
8.SYMPTOM DIAGNOSIS
Perform the symptom diagnosis. Refer to INL-81, "Symptom Table". Specify the malfunctioning part.
9.MALFUNCTION PART REPAIR
Repair or replace the malfunctioning part.
10.REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT)
Perform the self-diagnosis with CONSULT. Verify that no DTCs are detected. Erase all DTCs detected prior to the repair. Verify that DTC is not detected again.
11.REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Automatic drive positioner control unit
Removal and Installation
REMOVAL
Remove audio unit. Refer to AV-73, "Removal and Installation"
(BASE AUDIO), AV-161, "Removal and Installation" (BOSE W/MONOCHROME
DISPLAY), AV-481, "Removal and Installation" (BOSE W/ COLOR DISPLAY),
AV-652, "Removal and Installation" (BOSE W/COLOR DISP ...
Power supply and ground circuit
POWER SUPPLY AND GROUND CIRCUIT AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses are not blown.
2.POWER SUPPLY CIRCUIT CHECK
Disconnect audio unit connector M133.
Check voltage between the audio unit connector M133 and ground.
3.GROUND C ...
Telescopic motor
Exploded View
Steering column assembly
Telescope motor
Telescope motor link bracket
Tilt motor
Tilt motor bolt cap
Removal and Installation
REMOVAL
Remove instrument lower panel LH. Refer to IP-19, "Removal and
Installation".
Remove lower knee protector (LH) bolts (A) a ...