Diagnosis Procedure
1.CHECK CONNECTOR
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the BCM. Refer to BCS-36, "Diagnosis Procedure".
ADP branch line circuit
DLC branch line circuitSystem description
REFRIGERATION SYSTEM
Refrigerant Cycle
Refrigerant flow
Compressor
Pressure relief valve
Liquid tank
Refrigerant pressure sensor
Condenser
Expansion valve
Evaporator
Blower motor
High-pressure gas
High-pressure liquid
Low-pressure liquid
Low-pr ...
Lifting switch (rear)
Description
Lifting switch (rear) is equipped to the power seat switch LH on the seat
frame. The operation signal is inputted to the driver seat control unit when
the lifting switch (rear) is operated.
Component Function Check
1. CHECK FUNCTION
Select "LIFT RR SW-UP", "LIFT RR SW-DN" in " ...
U1000 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 on a vehicle and each contr ...