Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
A/C auto amp.
Harness connectors M1 and E30
Check the continuity between the A/C auto amp. harness connector and the harness connector.

Main line between hvac and ABS circuit
Main line between A-bag and ABS circuitADP branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (unit side and connector
side).
Driver seat control unit
Harness connec ...
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 ...
Excessive ABS function operation frequency
Diagnosis Procedure
1.CHECK START
Check front and rear brake force distribution using a brake tester.
2.CHECK FRONT AND REAR AXLE
Make sure that there is no excessive play in the front and rear axles.
3.CHECK WHEEL SENSOR AND SENSOR ROTOR
Check the following:
Wheel sensor installation for ...