Moonroof system
Wiring Diagram



Ecu diagnosis information
Basic inspectionBasic inspection
Diagnosis and repair workflow
Work Flow
Detailed flow
1.Interview from the customer
Clarify customer complaints before inspection. First of all,
perform an interview utilizing stc-20, "diagnostic
work sheet" and reproduce symptoms as well as fully understand it. Ask customer
abou ...
Description
Number
Item
Description
1
Power supply
This means the power supply of fusible link or fuse.
2
Fusible link
“X” means the fusible link.
3
Number of fusible link/
fuse
This means the numbe ...
P0603 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0603
ECM BACK UP CIRCUIT
[Internal control module keep
alive memory (KAM) error]
Malfunction in the internal back up RAM o ...