Nissan Qashqai J11. Manual — part 973
VDC OFF INDICATOR LAMP
BRC-129
< DTC/CIRCUIT DIAGNOSIS >
[WITH ESP]
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VDC OFF INDICATOR LAMP
Component Function Check
INFOID:0000000010329874
1.
CHECK VDC OFF INDICATOR LAMP FUNCTION (1)
Check that VDC OFF indicator lamp in combination meter turns ON for 1 second after ignition switch is turned
ON.
CAUTION:
Never start the engine.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Proceed to
BRC-129, "Diagnosis Procedure"
2.
CHECK VDC OFF INDICATOR LAMP FUNCTION (2)
Check that VDC OFF indicator lamp in combination meter turns ON/OFF when VDC OFF switch is operated.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Check the VDC OFF switch system. Refer to
BRC-123, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000010329875
1.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIR-
CUIT
Perform the trouble diagnosis for ABS actuator and electric unit (control unit) power supply and ground circuit.
Refer to
BRC-129, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK VDC OFF INDICATOR LAMP SIGNAL
With CONSULT
1.
Select “ABS”, “DATA MONITOR” and “OFF LAMP” according to this order.
2.
Turn the ignition switch OFF.
3.
Check that data monitor displays “On” for 1 second after ignition switch is turned ON, and then changes to
“Off”.
CAUTION:
Never start the engine.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace the ABS actuator and electric unit (control unit). Refer to
.
3.
CHECK VDC OFF INDICATOR LAMP SIGNAL
With CONSULT
1.
Select “ABS”, “DATA MONITOR” and “OFF LAMP” according to this order.
2.
Check that data monitor displays “On” or “Off” each time when VDC OFF switch is operated.
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-80, "Removal and Installation"
.
NO
>> Check the VDC OFF switch system. Refer to
BRC-123, "Diagnosis Procedure"
.
BRC-130
< SYMPTOM DIAGNOSIS >
[WITH ESP]
EXCESSIVE OPERATION FREQUENCY
SYMPTOM DIAGNOSIS
EXCESSIVE OPERATION FREQUENCY
Description
INFOID:0000000010329876
VDC function, TCS function, ABS function, EBD function, Brake limited slip differential (BLSD) function, Brake
assist function, hill start assist function or Brake force distribution function operates in excessive operation fre-
quency.
Diagnosis Procedure
INFOID:0000000010329877
1.
CHECK BRAKING FORCE
Check brake force using a brake tester.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Check brake system.
2.
CHECK FRONT AND REAR AXLE
Check that there is no excessive looseness in front and rear axle.
• 2WD: Refer to
(rear).
• 4WD: Refer to
(rear).
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK WHEEL SENSOR
Check wheel sensor.
• Check installation and damage of wheel sensor.
• Check connection of wheel sensor harness connector.
• Check terminal of wheel sensor harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>>
Repair installation or replace wheel sensor.
• Front wheel sensor: Refer to
BRC-138, "FRONT WHEEL SENSOR : Removal and Installation"
• Rear wheel sensor: Refer to
BRC-139, "REAR WHEEL SENSOR : Removal and Installation"
4.
CHECK SENSOR ROTOR
Check that there is no looseness, damage or foreign material on sensor rotor.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>>
Repair installation or replace sensor rotor.
• Front sensor rotor: Refer to
BRC-141, "FRONT SENSOR ROTOR : Removal and Installation -
.
• Rear sensor rotor: Refer to
BRC-141, "REAR SENSOR ROTOR : Removal and Installation -
.
5.
CHECK WARNING LAMP TURNS OFF
Check that ABS warning lamp, brake warning lamp and VDC warning lamp turn OFF approx. 1 second after
key switch is turned ON and stay in OFF status during driving.
CAUTION:
Brake warning lamp turns ON when parking brake is operated (parking brake switch is ON) or brake
fluid is less than the specified level (brake fluid level switch is ON).
Is the inspection result normal?
YES
>> Normal
NO
>> GO TO 6.
6.
PERFORM THE SELF-DIAGNOSIS
EXCESSIVE OPERATION FREQUENCY
BRC-131
< SYMPTOM DIAGNOSIS >
[WITH ESP]
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With CONSULT
1.
Turn the ignition switch OFF
→
ON.
CAUTION:
• Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
• Set the vehicle to READY/Start the engine.
2.
Repeat step 1 two or more times.
3.
Perform self-diagnosis for “ABS”.
Is any DTC detected?
YES
>> Check the DTC. Refer to
.
NO
>> Check Steering Angle Sensor Calibration. GO TO 7.
7.
CHECK STEERING ANGLE CALIBRATION
1.
Using DATA MONITOR confirm that the steering angle sensor output signal is between
±
3degrees when
vehicle is driving in a straight line.
Is the inspection result normal?
YES
>> Inspection end.
NO
>> Recalibrate steering angle sensor.
BRC-132
< SYMPTOM DIAGNOSIS >
[WITH ESP]
UNEXPECTED BRAKE PEDAL REACTION
UNEXPECTED BRAKE PEDAL REACTION
Description
INFOID:0000000010329878
A malfunction of brake pedal feel (height or others) is detected when brake pedal is depressed.
Diagnosis Procedure
INFOID:0000000010329879
1.
CHECK FRONT AND REAR AXLE
Check that there is no excessive looseness in front and rear axle.
• 2WD: Refer to
(rear).
• AWD: Refer to
(rear).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK DISC ROTOR
Check disc rotor runout.
• Front: Refer to
BR-15, "DISC ROTOR : Inspection"
• Rear: Refer to
BR-16, "DISC ROTOR : Inspection"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Refinish the disc rotor.
3.
CHECK BRAKE FLUID LEAKAGE
Check fluid leakage.
Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace error-detected parts.
4.
CHECK BRAKE PEDAL
Check each item of brake pedal. Refer to
BR-8, "Inspection and Adjustment"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Adjust each item of brake pedal. Refer to
BR-8, "Inspection and Adjustment"
5.
CHECK BRAKING FORCE
Check brake force using a brake tester.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Check each components of brake system.
6.
CHECK BRAKE PERFORMANCE
Disconnect ABS actuator and electric unit (control unit) connector so that ABS does not operate. Check that
brake force is normal in this condition. Connect harness connectors after checking.
Is the inspection result normal?
YES
>> Normal
NO
>> Check each components of brake system.
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