Nissan Juke F15. Instruction — part 1193
STC-28
< DTC/CIRCUIT DIAGNOSIS >
EPS WARNING LAMP
EPS WARNING LAMP
Component Function Check
INFOID:0000000012199942
1.
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
>> INSPECTION END
NO
>> Perform trouble diagnosis. Refer to
Diagnosis Procedure
INFOID:0000000012199943
1.
PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn the ignition switch OFF to ON.
2. Perform “EPS” self-diagnosis.
Is any DTC detected?
YES
>> Check the DTC. Refer to
NO
>> GO TO 2.
2.
CHECK EPS WARNING LAMP SIGNAL
With CONSULT
1. Turn the ignition switch ON.
CAUTION:
Never start the engine.
2. Select “DATA MONITOR” of “EPS” and select “WARNING LAMP”.
3. Check that the EPS warning lamp is turned ON.
4. Start the engine.
CAUTION:
Never drive the vehicle.
5. Check that the EPS warning lamp is turned OFF.
Is the inspection result normal?
YES
>> Perform the trouble diagnosis for combination meter power supply circuit. Refer to
"COMBINATION METER : Diagnosis Procedure"
.
NO
>> EPS control unit is malfunctioning. Replace steering column assembly. Refer to
.
EPS WARNING LAMP DOES NOT TURN ON
STC-29
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
EPS WARNING LAMP DOES NOT TURN ON
Description
INFOID:0000000012199944
EPS warning lamp does not turn ON when turning ignition switch ON from OFF. (Check the illumination of the
EPS warning lamp.)
Diagnosis Procedure
INFOID:0000000012199945
1.
CHECK EPS WARNING LAMP
Perform the trouble diagnosis of EPS warning lamp. 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.
STC-30
< SYMPTOM DIAGNOSIS >
EPS WARNING LAMP DOES NOT TURN OFF
EPS WARNING LAMP DOES NOT TURN OFF
Description
INFOID:0000000012199946
EPS warning lamp does not turn OFF several seconds after engine started.
Diagnosis Procedure
INFOID:0000000012199947
1.
PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn the ignition switch OFF to ON.
2. Perform “EPS” self-diagnosis.
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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STEERING WHEEL TURNING FORCE IS HEAVY OR LIGHT
Description
INFOID:0000000012199948
Steering wheel turning force is heavy or light.
Diagnosis Procedure
INFOID:0000000012199949
1.
PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn the ignition switch OFF to ON.
2. Perform “EPS” self-diagnosis.
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” in “EPS”.
Dose 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” in “EPS”.
Dose the item in “DATA MONITOR” indicate “10 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” in “EPS”.
2. Stop the EPS system until the item in “DATA MONITOR” becomes “100%”.
NOTE:
While stopping the EPS system, do not turn steering wheel.
3. Check that the symptom continues.
Dose the symptom continue?
YES
>> GO TO 6.
NO
>> The assist torque decreases because of protection function. This is not malfunction. INSPEC-
TION END
6.
CHECK EPS CONTROL UNIT SIGNAL (4)
With CONSULT
1. Start the engine.
CAUTION:
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