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.
Audio antenna
Location of Antenna
Audio unit
Audio unit antenna feeder
In-line connectors M103, M501
Antenna amp.
Window antenna
Window Antenna Repair
ELEMENT CHECK
Attach probe circuit tester (ohm setting) to antenna terminal on
each side
When measuring continuity, wrap tin ...
Engine oil
Inspection
OIL LEVEL
NOTE:
Before starting the engine, check the oil level. If the engine
is already started, stop it and allow 10 minutes before checking.
Check that the oil level is within the range as indicated on
the dipstick.
If it is out of range, add oil as n ...
Rear door speaker
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio signals before sending them to the rear door
speakers using the audio signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit, BOSE speaker amp. and speaker c ...