Nissan Quest E52. Manual - part 239

ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

BRC-49

< BASIC INSPECTION >

[WITH VDC]

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ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

Description

INFOID:0000000009651374

Always adjust the neutral position of steering angle sensor before driving when the following operation is per-
formed.

×

: Required —: Not required

Work Procedure

INFOID:0000000009651375

ADJUST THE NEUTRAL POSITION OF STEERING ANGLE SENSOR

CAUTION:

Always use CONSULT when adjusting the neutral position of steering angle sensor. (It cannot be
adjusted other than with CONSULT.) 

1.

CHECK THE VEHICLE STATUS

Stop vehicle with front wheels in the straight-ahead position.

Does the vehicle stay in the straight-ahead position?

YES

>> GO TO 2.

NO

>> Steer the steering wheel to the straight-ahead position. Stop the vehicle.

2.

ADJUST NEUTRAL POSITION OF STEERING ANGLE SENSOR

With CONSULT

1.

Turn the ignition switch ON.

CAUTION:

Never start engine.

2.

Select “ABS”, “WORK SUPPORT” and “ST ANGLE SENSOR ADJUSTMENT” in this order.

3.

Select “START”.

CAUTION:

Never touch steering wheel while adjusting steering angle sensor.

4.

After approx. 10 seconds, select “END”.

5.

Turn ignition switch OFF, and then turn it ON again.

CAUTION:

Be sure to perform the operation above.

>> GO TO 3.

3.

CHECK DATA MONITOR

With CONSULT

1.

The vehicle is either pointing straight ahead, or the vehicle needs to be moved [30 

−

 50 km/h (19 

−

 31

MPH). Stop when it is pointing straight ahead.

Procedure

Adjust the neutral position of steering angle sensor

Removing/ installing ABS actuator and electric unit (control unit)

—

Replacing ABS actuator and electric unit (control unit)

×

Removing/installing steering angle sensor

×

Replacing steering angle sensor

×

Removing/installing steering components

×

Replacing steering components

×

Removing/installing suspension components

×

Replacing suspension components

×

Removing/installing tire

—

Replacing tire

—

Tire rotation

—

Adjusting wheel alignment.

×

BRC-50

< BASIC INSPECTION >

[WITH VDC]

ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

2.

Select “ABS”, “DATA MONITOR”, “ECU INPUT SIGNALS” and “STR ANGLE SIG” in the order. Check that
the signal is within the specified value.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 1.

4.

ERASE SELF-DIAGNOSIS MEMORY

With CONSULT

Erase self-diagnosis result of “ABS”.

Are the memories erased?

YES

>> INSPECTION END

NO

>> Check the items indicated by the self-diagnosis.

STR ANGLE SIG

: 0

±

3.5

°

C1101, C1102, C1103, C1104 WHEEL SENSOR

BRC-51

< DTC/CIRCUIT DIAGNOSIS >

[WITH VDC]

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DTC/CIRCUIT DIAGNOSIS

C1101, C1102, C1103, C1104 WHEEL SENSOR

DTC Logic

INFOID:0000000009651376

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and
wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.

CHECK DTC DETECTION

With CONSULT

1.

Stat the engine.

2.

Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.

3.

Stop the vehicle.

4.

Perform self-diagnosis for “ABS”.

Is DTC “C1101”, “C1102”, “C1103” or “C1104” detected?

YES

>> Proceed to 

BRC-51, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009651377

CAUTION:

Never check between wheel sensor harness connector terminals.

1.

CHECK WHEEL SENSOR

1.

Turn the ignition switch OFF.

2.

Check wheel sensor for damage.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

REPLACE WHEEL SENSOR (1)

With CONSULT

1.

Replace wheel sensor.

-

Front: Refer to 

BRC-119, "FRONT WHEEL SENSOR : Removal and Installation"

.

-

Rear: Refer to 

BRC-120, "REAR WHEEL SENSOR : Removal and Installation"

.

2.

Erase self-diagnosis result for “ABS”.

3.

Turn the ignition switch OFF, and wait 10 seconds or more.

4.

Start the engine.

5.

Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.

6.

Stop the vehicle.

DTC

Display Item

Malfunction detected condition

Possible causes

C1101

RR RH SENSOR-1

When an open circuit is detected in rear RH wheel 
sensor circuit.

• Harness or connector
• Wheel sensor
• ABS actuator and electric unit 

(control unit)

C1102

RR LH SENSOR-1

When an open circuit is detected in rear LH wheel 
sensor circuit.

C1103

FR RH SENSOR-1

When an open circuit is detected in front RH wheel 
sensor circuit.

C1104

FR LH SENSOR-1

When an open circuit is detected in front LH wheel 
sensor circuit.

BRC-52

< DTC/CIRCUIT DIAGNOSIS >

[WITH VDC]

C1101, C1102, C1103, C1104 WHEEL SENSOR

7.

Perform self-diagnosis for “ABS”.

Is DTC “C1101”, “C1102”, “C1103” or “C1104” detected?

YES

>> GO TO 3.

NO

>> INSPECTION END

3.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Check ABS actuator and electric unit (control unit) harness connector for disconnection or looseness.

3.

Check wheel sensor harness connector for disconnection or looseness.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts, securely lock the connector, and GO TO 4.

4.

PERFORM SELF-DIAGNOSIS (1)

With CONSULT

1.

Erase self-diagnosis result for “ABS”.

2.

Turn the ignition switch OFF, and wait 10 seconds or more.

3.

Start the engine.

4.

Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.

5.

Stop the vehicle.

6.

Perform self-diagnosis for “ABS”.

Is DTC “C1101”, “C1102”, “C1103” or “C1104” detected?

YES

>> GO TO 5.

NO

>> INSPECTION END

5.

CHECK TERMINAL

1.

Turn the ignition switch OFF.

2.

Disconnect ABS actuator and electric unit (control unit) harness connector and then check ABS actuator
and electric unit (control unit) pin terminals for damage or loose connection with harness connector.

3.

Disconnect wheel sensor harness connector and check each wheel sensor pin terminals for damage or
loose connection with harness connector.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace error-detected parts and GO TO 6.

6.

PERFORM SELF-DIAGNOSIS (2)

With CONSULT

1.

Connect ABS actuator and electric unit (control unit) harness connector.

2.

Connect wheel sensor harness connector.

3.

Erase self-diagnosis result for “ABS”.

4.

Turn the ignition switch OFF, and wait 10 seconds or more.

5.

Start the engine.

6.

Drive the vehicle at approx. 30 km/h (19 MPH) or more for approx. 1 minute.

7.

Stop the vehicle.

8.

Perform self-diagnosis for “ABS”.

Is DTC “C1101”, “C1102”, “C1103” or “C1104” detected?

YES

>> GO TO 7.

NO

>> INSPECTION END

7.

CHECK WHEEL SENSOR HARNESS

1.

Turn the ignition switch OFF.

2.

Disconnect ABS actuator and electric unit (control unit) harness connector.

3.

Disconnect wheel sensor harness connector.

4.

Check continuity between ABS actuator and electric unit (control unit) harness connector and wheel sen-
sor harness connector. (Check continuity when steering wheel is steered to RH and LH, or center harness
in wheel housing is moved.)