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 if any concerns occur other than those mentioned in the customer interview.
4.SELF-DIAGNOSIS WITH CONSULT
Perform the self diagnosis with CONSULT. Check if 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. 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 which were detected prior to the repair. Perform the self diagnosis with CONSULT again. Verify that DTC is not detected again.
11.REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Symptom diagnosis
AUDIO SYSTEM
Symptom Table
AUDIO SYSTEM
Symptoms
Check items
Probable malfunction location
The disk cannot be removed.
Audio unit
Malfunction in audio unit.
Refer to AV-73, "Removal and
Installation".
No sound comes out ...
P0776 pressure control solenoid B
Description
The secondary pressure solenoid valve regulates the secondary pressure to
suit the driving condition in
response to a signal sent from the TCM.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Immediately after ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
DETAILED FLOW
1.COLLECT THE INFORMATION FROM THE CUSTOMER
It is also important to clarify customer complaints before inspection. First
of all, reproduce symptoms, andunderstand them fully. Ask customer about
his/her complaints carefully. In some cases, ...