SYSTEM DIAGRAM
Communication Table
|
Transmitting ECU |
Receiving ECU |
Signal |
Communication Method |
|---|---|---|---|
|
Air Conditioning Control Assembly |
Air Conditioning Amplifier Assembly |
Rear window defogger switch signal |
LIN |
Parts Location
How To Proceed With TroubleshootingIf your vehicle needs to be towed
If towing is necessary, we recommend having your vehicle towed by your Toyota
dealer or a commercial towing service, using a lift-type truck or a flat bed truck.
Use a safety chain system for all towing, and abide by all state/provincial and
local laws.
...
Driving the vehicle
The following procedures should be observed to ensure safe driving.
- Starting the engine
- Driving
With the brake pedal depressed,
shift the shift lever to “D”.
Release the parking brake.
Gradually release the brake pedal
and gentl ...
Open or Short Circuit in ABS Motor Relay Circuit (C0273/13)
DESCRIPTION
The ABS motor relay supplies power to the ABS pump motor. While the ABS is activated,
the ECU turns the motor relay on and operates the ABS pump motor.
If the voltage supplied to the motor relay (+BM) is below the DTCs detection
threshold due ...