DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
2. CHECK DTC
3. CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT to the
vehicle in "DATA MONITOR" mode and check real time diagnosis results.
Verify
relation between the symptom and the condition when the symptom is detected.
4. CONFIRM THE SYMPTOM
Confirm the symptom described by the customer.
Connect CONSULT to the
vehicle in "DATA MONITOR" mode and check real time diagnosis results.
Verify
relation between the symptom and the condition when the symptom is detected.
5. PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC Confirmation Procedure for the displayed DTC, and then check that
DTC is detected again.
At this time, always connect CONSULT to the vehicle,
and check diagnostic results in real time.
If two or more DTCs are detected,
refer to BCS-63, "DTC Inspection Priority Chart" and determine trouble
diagnosis order.
NOTE:
6. PERFORM BASIC IN
7. DETECT MALFUNCTIONING SYSTEM BY SYMPTOM TABLE
Detect malfunctioning system according to WW-68, "Symptom Table" based on the
confirmed symptom in
step 4, and determine the trouble diagnosis order based
on possible causes and symptom.
8. DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
NOTE:
The Diagnostic Procedure described is
based on open circuit inspection. A short circuit inspection is also
required
for the circuit check in the Diagnostic Procedure.
9. REPAIR OR REPLACE THE MALFUNCTIONING PART
10. FINAL CHECK
When DTC was detected in step 2, perform DTC Confirmation Procedure or
Component Function Check
again, and then check that the malfunction has been
repaired securely.
When symptom was described from the customer, refer to
confirmed symptom in step 3 or 4, and check that
the symptom is not detected.
Center speaker
Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE
speaker amp. amplifies the
audio signals before sending them to the center speaker using the audio signal
circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. and s ...
Steering wheel
Removal and Installation
REMOVAL
NOTE: When removing spiral cable, use tape
so that the case and rotating part keep aligned. This will prevent neutral
position alignment procedure during spiral cable installation.
Set steering wheel to the straight-ahead position.
Remove driver air bag m ...
Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in the steering wheel audio control switch circuit changes,
depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE
Disconnect steering switch connector M88. ...