DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).
2.CONFIRM THE SYMPTOM
Try to confirm the symptom described by the customer. Verify relation between the symptom and the condition when the symptom is detected.
3.DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the system.
4.REPAIR OR REPLACE THE MALFUNCTIONING PART
5.FINAL CHECK
Refer to confirmed symptom in step 2, and make sure that the symptom is not detected.
RGB synchronizing signal circuit
Description
Transmit the RGB synchronizing signal to the display unit so as to
synchronize the RGB image displayed with AV control unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV con ...
Pre-inspection for diagnostic
Pre-Inspection for Multi-System Diagnostic
The engine start function, door lock function, power distribution system and
NATS-IVIS/NVIS are closely
related to each other. Narrow down the system in question by performing this
inspection to identify which system
is malfunctioning. For example, ...
Programming trouble-diagnosis
If the HomeLink does not quickly learn the
hand-held transmitter information:
replace the hand-held transmitter batteries
with new batteries.
position the hand-held transmitter with its
battery area facing away from the
HomeLink surface.
press and hold both the HomeLink and
hand-hel ...