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.
Parking, license plate and tail lamps
System Diagram
System Description
BCM (Body Control Module) controls parking, license plate and tail lamps
operation.
IPDM E/R (Intelligent Power Distribution Module Engine Room) operates
parking, license plate and tail lamps according to CAN communication
signals from BCM.
Comp ...
U1310 AV control unit
Description
Part name
Description
AV CONTROL UNIT
It is the master unit of the MULTI AV system and it is connected
to each control unit by means of communication. It operates each
system according to communication signals from the AV contro ...
Audio system
Symptom Table
AUDIO SYSTEM
Symptoms
Check items
Probable malfunction location
The disk cannot be removed
AV control unit
Malfunction in AV control unit.
Refer to AV-311, "Removal and
Installation".
No sound comes out or the level of the sound is low.
No ...