Diagnosis system (HVAC)
U1000 CAN comm circuitSteering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in steering switch circuit changes depending on which button is
pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE
Disconnect steering switch connector M88.
Check resistance betwe ...
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 ...
Display unit
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
...