Diagnosis Procedure
1. CHECK INTELLIGENT KEY FUNCTION
Check Intelligent Key function.
Does not operate by key cylinder switch
Power window lock switch does not functionSignal buffer system
System Diagram
System Description
OUTLINE
BCM has the signal transmission function that outputs/transmits each
input/received signal to each unit.
Signal transmission function list
Signal name
Input
Output
Description
Ignition switch ON si ...
Cooling 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 ...
Parking, license plate and tail lamps
System Diagram
System Description
BCM (Body Control Module) controls parking, license plate and tail lamps
operation.
IPDM E/R (Intelligent Power Distribution Module Engine Room) operates
parking, license plate and tail lamps according to CAN communication
signals from BCM.
Comp ...