Description
Initial diagnosis of AV control unit.
DTC Logic
DTC DETECTION LOGIC

Diagnosis Procedure
1.REPLACE AV CONTROL UNIT
hen DTC U1010 is detected, replace AV control unit
U1000 CAN comm circuit
U1200 AV control unitCooling fan
Description
The ECM controls the cooling fan corresponding to the vehicle speed, engine
coolant temperature, refrigerant
pressure, and air conditioner ON signal. The control system has 4-step control
[HIGH/MIDDLE/LOW/OFF].
COOLING FAN MOTOR
The cooling fan operates at each speed when the cu ...
Lifting switch (front)
Description
Lifting switch (front) is equipped to the power seat switch LH on the seat
frame. The operation signal is input to the driver seat control unit when the
lifting switch (front) is operated.
Component Function Check
1. CHECK FUNCTION
Select "LIFT FR SW-UP", "LIFT FR SW-DN" in "D ...
Power supply and ground circuit
BCM
BCM : Diagnosis Procedure
Regarding Wiring Diagram information, refer to BCS-67,
"Wiring Diagram".
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are
blown.
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect B ...