Interior room lamp control system
Wiring diagram









Illumination
Wiring diagram












Ecu diagnosis information
Basic inspectionU1000 CAN Comm circuit
Description
Can (controller area network) is a serial communication line for
real time application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto a vehicle, and each co ...
Headlamp
Aiming adjustment
Preparation before adjusting
Before performing aiming adjustment, check the following:
Ensure all tires are inflated to correct pressure.
Place vehicle and screen on level surface.
Ensure there is no load in vehicle other than the driver (or equivalent
weight placed in ...
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 ...