Nissan Rogue. Instruction — part 1150
STC-30
< SYMPTOM DIAGNOSIS >
EPS WARNING LAMP DOES NOT TURN OFF
EPS WARNING LAMP DOES NOT TURN OFF
Description
INFOID:0000000011279667
EPS warning lamp does not turn OFF several seconds after engine started.
Diagnosis Procedure
INFOID:0000000011279668
1.
PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn the ignition switch OFF to ON.
2. Perform “Self Diagnostic Result” for “EPS”.
Is any DTC detected?
YES
>> Check the DTC. Refer to
NO
>> GO TO 2.
2.
CHECK EPS WARNING LAMP
Perform the trouble diagnosis of EPS warning lamp. Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the specific malfunctioning part.
3.
CHECK EPS CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT
Perform the trouble diagnosis of EPS control unit power supply and ground. Refer to
Is the inspection result normal?
YES
>> Check that there is no malfunction in each harness connector pin terminal or disconnection.
NO
>> Repair or replace the specific malfunctioning part.
STEERING WHEEL TURNING FORCE IS HEAVY OR LIGHT
STC-31
< SYMPTOM DIAGNOSIS >
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STC
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STEERING WHEEL TURNING FORCE IS HEAVY OR LIGHT
Description
INFOID:0000000011279669
Steering wheel turning force is heavy or light.
Diagnosis Procedure
INFOID:0000000011279670
1.
PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn the ignition switch OFF to ON.
2. Perform “Self Diagnostic Result” for “EPS”.
Is any DTC detected?
YES
>> Check the DTC. Refer to
NO
>> GO TO 2.
2.
CHECK THE ILLUMINATION OF THE EPS WARNING LAMP
Check that the EPS warning lamp turns ON when ignition switch turns ON. Then, EPS warning lamp turns
OFF after the engine is started.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Perform trouble diagnosis of EPS warning lamp. Refer to
3.
CHECK EPS CONTROL UNIT SIGNAL (1)
With CONSULT
1. Start the engine.
CAUTION:
Never drive the vehicle.
2. Select “ASSIST LEVEL” in “Data Monitor” of “EPS”.
Does the item in “Data Monitor” indicate “100%”?
YES
>> GO TO 6.
NO
>> GO TO 4.
4.
CHECK EPS CONTROL UNIT SIGNAL (2)
With CONSULT
Select “BATTERY VOLT” in “Data Monitor” of “EPS”.
Does the item in “Data Monitor” indicate “10.5 V” or more?
YES
>> GO TO 5.
NO
>> Perform trouble diagnosis of EPS control unit power supply and ground. Refer to
.
5.
CHECK EPS CONTROL UNIT SIGNAL (3)
With CONSULT
1. Select “ASSIST LEVEL” in “Data Monitor” of “EPS”.
2. Stop the EPS system until the item in “Data Monitor” becomes “100%” or less.
NOTE:
While stopping the EPS system, do not turn steering wheel.
3. Check that the symptom continues.
Does the symptom continue?
YES
>> GO TO 6.
NO
>> The assist torque decreases because of protection function. This is not malfunction. Inspection
End.
6.
CHECK EPS CONTROL UNIT SIGNAL (4)
With CONSULT
1. Start the engine.
CAUTION:
STC-32
< SYMPTOM DIAGNOSIS >
STEERING WHEEL TURNING FORCE IS HEAVY OR LIGHT
Never drive the vehicle.
2. Turn steering wheel from full left stop to full right stop.
3. Select “TORQUE SENSOR” in “Data Monitor” of “EPS”.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> GO TO 7.
7.
CHECK EPS MOTOR
Perform the trouble diagnosis of EPS motor. Refer to
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace the specific malfunctioning part.
8.
CHECK STEERING WHEEL TURNING FORCE
Check the steering wheel turning force. Refer to
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check the steering wheel turning force for mechanical malfunction. Refer to
Monitor item
Condition
Display value
TORQUE SENSOR
Steering wheel: Not steering (There is no
steering force)
Approx. 0 Nm
Steering wheel: Right turn
Positive value (Nm)
Steering wheel: Left turn
Negative value (Nm)
UNBALANCE STEERING WHEEL TURNING FORCE AND RETURN BETWEEN
RIGHT AND LEFT
STC-33
< SYMPTOM DIAGNOSIS >
C
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K
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M
A
B
STC
N
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UNBALANCE STEERING WHEEL TURNING FORCE AND RETURN BE-
TWEEN RIGHT AND LEFT
Description
INFOID:0000000011279671
Unbalance steering wheel turning force and return between right and left.
Diagnosis Procedure
INFOID:0000000011279672
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
.
2.
CHECK WHEEL ALIGNMENT
1. Check the wheel alignment. Refer to
.
2. Perform “Self Diagnostic Result” for “EPS”.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Adjustment of wheel alignment. Refer to
3.
CHECK EPS CONTROL UNIT SIGNAL
With CONSULT
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
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
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check the steering wheel turning force for mechanical malfunction. Refer to
Monitor item
Condition
Display value
TORQUE SENSOR
Steering wheel: Not steering (There is no
steering force)
Approx. 0 Nm
Steering wheel: Right turn
Positive value (Nm)
Steering wheel: Left turn
Negative value (Nm)
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