Nissan Juke Service and Repair Manual : Unbalance steering wheel turning force and return between right and left
Description
Unbalance steering wheel turning force and return between right and left.
Diagnosis Procedure
1.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP
Check the EPS warning lamp while engine is running.
Does the EPS warning lamp turn OFF? YES >> GO TO 2.
NO >> Refer to STC-28, "Diagnosis Procedure".
2.CHECK WHEEL ALIGNMENT
1. Check the wheel alignment. Refer to FSU-7, "Inspection".
2. Perform “EPS” self-diagnosis.
Is the inspection result normal? YES >> GO TO 3.
NO >> Adjustment of wheel alignment. Refer to FSU-7, "Inspection".
3.CHECK EPS CONTROL UNIT SIGNAL
With CONSULT-III
1. Start the engine.
CAUTION:
Never drive the vehicle.
2. Turn steering wheel from full left stop to full right stop.
3. Select “DATA MONITOR” of “EPS” and select “TORQUE SENSOR”.
4. Perform the torque sensor inspection.
Is the inspection result normal? YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK EPS MOTOR
Perform the trouble diagnosis of EPS motor. Refer to STC-22, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace the specific malfunctioning part.
5.CHECK STEERING WHEEL TURNING FORCE
Check the steering wheel turning force. Refer to ST-5, "Inspection".
Is the inspection result normal? YES >> INSPECTION END
NO >> Check the steering wheel turning force for mechanical malfunction. Refer to ST-21, "Inspection"
Steering wheel turning force is heavy or light
Description Steering wheel turning force is heavy or light. Diagnosis Procedure 1.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP Check that the EPS warning lamp turns ON when ignition switch turns ...Unbalance steering wheel turning force (torque variation)
Description Unbalance steering wheel turning force (torque variation). Diagnosis Procedure 1.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP Check the EPS warning lamp while engine is running. D ...Other materials:
Power supply and ground circuit
A/C auto AMP. : Diagnosis Procedure
1.CHECK SYMPTOM
Check symptom (A or B).
Which symptom is detected?
A >>GO TO 2.
B >>GO TO 5.
2.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No. 3, located in fuse block (J/B)].
NOTE:
Refer to PG-22, "Fuse, Connector ...
Insufficient cooling
Description
Symptom
• Insufficient cooling
• No cool air comes out. (Air flow volume is normal.)
Diagnosis Procedure
NOTE:
Perform self-diagnoses with CONSULT-III before performing symptom diagnosis. If
any DTC is detected, perform
the corresponding diagnosis.
1.CHECK MAGNET CLUTCH OPERA ...
B2603 shift position
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2603 is displayed with DTC B2601, first perform the trouble diagnosis
for DTC B2601. Refer to
SEC-79, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE 1
1. Shift the selector lever to the P position.
2. T ...