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:
Battery
• Keep the battery surface clean and dry.
Clean the battery with a solution of baking soda and water.
• Make certain the terminal connections are clean and securely tightened.
• If the vehicle is not to be used for 30 days or longer, disconnect the negative
battery terminal cable to preve ...
ECM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ECM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES &g ...
Precautions For Refrigerant System Service
GENERAL REFRIGERANT PRECAUTION
WARNING:
• Never breathe A/C refrigerant and lubricant vapor or mist. Exposure may
irritate eyes, nose and
throat. Use only approved recovery/recycling equipment to discharge HFC-134a
(R-134a) refrigerant.
Ventilate work area before resuming service if accide ...