Heavy Tight-Corner Braking Symptom Occurs

HEAVY TIGHT-CORNER BRAKING SYMPTOM OCCURS

Description

Heavy tight-corner braking symptom occurs when the vehicle is driven and the steering wheel is turned fully to either side after the engine is started.
NOTE:
Light tight-corner braking symptom may occur depending on driving conditions. This is not malfunction.


Diagnosis Procedure


1. PERFORM ECM SELF-DIAGNOSIS

With CONSULT
Perform self-diagnosis for "ENGINE".
Is any DTC detected?
YES- Check the DTC.
NO- GO TO 2.

2. PERFORM SELF-DIAGNOSIS

With CONSULT
Perform self-diagnosis for "ALL MODE AWD/4WD".
Is DTC "U1000" detected?
YES- Proceed to Trouble Diagnosis Flow Chart.
NO- GO TO 3.

3. CHECK TRANSFER FLUID TEMPERATURE SENSOR

Perform the trouble diagnosis of the transfer fluid temperature sensor. P1826.
Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace the error-detected parts.

4. CHECK AWD SOLENOID

Perform the trouble diagnosis of the AWD solenoid. C1204.
Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace the error-detected parts.

5. CHECK ELECTRIC CONTROLLED COUPLING

1.Turn the ignition switch OFF.
2.Set the transmission to neutral. Release the parking brake.
3.Lift up the vehicle.
4.Rotate the rear propeller shaft.
5.Hold the front propeller shaft lightly.
Does the front propeller shaft rotate?
YES- Replace electric controlled coupling for mechanical malfunction (clutch sticking etc.). Refer to
Exploded View (VQ-35HR), Exploded View (VK-50VE).
NO- Check each harness connector pin terminal for disconnection.