DIAGNOSIS SYSTEM
1. DESCRIPTION
The ECU stores trouble codes when malfunctions occur.
The diagnostic system allows for reading of the trouble codes from the DLC3 using the Techstream.
Use the Techstream to help diagnose and repair the problem.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
Problem Symptoms Table
Terminals Of EcuSystem Diagram
SYSTEM DIAGRAM
Communication Table
Transmitting ECU
Receiving ECU
Signal
Communication Method
Air Conditioning Control Assembly
Air Conditioning Amplifier Assembly
Rear windo ...
Power Management Control ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Power Management Control ECU Communication Stop Mode
"Electric Power Control" is not displayed on the CAN Bus Check
screen ...
Intake Air Temperature Sensor Gradient Too High (P0111)
DESCRIPTION
The intake air temperature sensor, mounted on the mass air flow meter,
monitors the intake air temperature. The intake air temperature sensor has
a built-in thermistor with a resistance that varies according to the temperature
...