Nissan Pathfinder. Manual - part 251

C1105, C1106, C1107, C1108 WHEEL SENSOR

BRC-63

< DTC/CIRCUIT DIAGNOSIS >

[VDC/TCS/ABS]

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C1105, C1106, C1107, C1108 WHEEL SENSOR

DTC Logic

INFOID:0000000009729238

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAGNOSTIC RESULT

 With 

CONSULT.

1. Start engine and drive vehicle at approximately 21 km/h (13 MPH) or more for approximately 5 minutes.

2. Perform self-diagnostic result.
Is DTC C1105, C1106, C1107 or C1108 detected?

YES

>> Proceed to diagnosis procedure. Refer to 

BRC-63, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009729239

Regarding Wiring Diagram information, refer to 

BRC-44, "Wiring Diagram"

.

1.

CONFIRM DTC

 With CONSULT

1. Perform self-diagnostic result of ABS and record all active DTCs.

2. Clear all DTCs.

3. Perform DTC confirmation procedure. Refer to 

BRC-59, "DTC Logic"

.

Does DTC C1105, C1106, C1107 or C1108 reset?

YES

>> GO TO 2.

NO

>> Refer to GI-XX, “Intermittent Incident”.

2.

CHECK TIRE PRESSURE AND TIRE WEAR

Check tires for excessive wear and proper inflation. Refer to 

WT-57, "Inspection"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace as necessary.

3.

CHECK WHEEL SENSOR

Check wheel sensor for the following:

• Proper installation

DTC

Display Item

Malfunction detected condition

Possible causes

C1105

RR RH SENSOR-2

• When distance between rear wheel sensor RH and 

rear wheel sensor RH rotor is large.

• When installation of rear wheel sensor RH or rear 

wheel sensor RH rotor is not normal.

• Wheel sensor
• ABS actuator and electric unit 

(control unit)

• Sensor rotor

C1106

RR LH SENSOR-2

• When distance between rear wheel sensor LH and 

rear wheel sensor LH rotor is large.

• When installation of rear wheel sensor LH or rear 

wheel sensor LH rotor is not normal.

C1107

FR RH SENSOR-2

• When distance between front wheel sensor RH 

and front wheel sensor RH rotor is large.

• When installation of front wheel sensor RH or front 

wheel sensor RH rotor is not normal.

C1108

FR LH SENSOR-2

• When distance between front wheel sensor LH and 

front wheel sensor LH rotor is large.

• When installation of front wheel sensor LH or front 

wheel sensor LH rotor is not normal.

BRC-64

< DTC/CIRCUIT DIAGNOSIS >

[VDC/TCS/ABS]

C1105, C1106, C1107, C1108 WHEEL SENSOR

• Physical damage

• Contamination
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace as necessary.

4.

CHECK SENSOR ROTOR

Check sensor rotor for the following:

• Contamination

• Physical damage (missing teeth, cracks, etc.)

• Foreign material

• Looseness
Is the inspection result normal?

YES

>> Replace the wheel sensor. Refer to 

BRC-118, "Removal and Installation - Front Wheel Sensor"

 or

BRC-120, "Removal and Installation - Rear Wheel Sensor"

. Then, GO TO 5.

NO

>> Repair or replace as necessary.

5.

CONFIRM REPAIR

 With CONSULT

1. Clear all DTCs.

2. Perform DTC confirmation procedure. Refer to 

BRC-59, "DTC Logic"

.

Does DTC C1105, C1106, C1107 or C1108 reset?

YES

>> Replace ABS actuator and electric unit (control unit). Refer to 

BRC-123, "Removal and Installa-

tion"

.

NO

>> Inspection End.

C1109 POWER AND GROUND SYSTEM

BRC-65

< DTC/CIRCUIT DIAGNOSIS >

[VDC/TCS/ABS]

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C1109 POWER AND GROUND SYSTEM

DTC Logic

INFOID:0000000009177275

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAGNOSTIC RESULT

 With 

CONSULT.

1. Turn the ignition switch OFF to ON.

2. Perform self-diagnostic result.
Is DTC C1109 detected?

YES

>> Proceed to diagnosis procedure. Refer to 

BRC-65, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009177276

Regarding Wiring Diagram information, refer to 

BRC-44, "Wiring Diagram"

.

1.

CONNECTOR INSPECTION

1. Turn ignition switch OFF.

2. Disconnect ABS actuator and electric unit (control unit) connectors.

3. Check connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace as necessary.

2.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) IGNITION POWER SUPPLY CIRCUIT

Check voltage between ABS actuator and electric unit (control unit) connector E125 terminal 34 and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace malfunctioning components.

3.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) BATTERY POWER SUPPLY CIRCUIT

Check voltage between ABS actuator and electric unit (control unit) connector E125 terminals 3, 4 and

ground.

DTC

Display Item

Malfunction detected condition

Possible causes

C1109

BATTERY VOLTAGE
[ABNORMAL]

• When ignition voltage is 10 V or less.
• When ignition voltage is 16 V or more.

• Harness or connector
• ABS actuator and electric unit 

(control unit)

• Fuse
• Ignition power supply system
• Battery

ABS actuator and electric unit 

(control unit)

Ground

Condition

Voltage

(Approx.)

Connector

Terminal

E125

34

—

Ignition switch ON

Battery voltage

Ignition switch OFF

0V

ABS actuator and electric unit (control unit)

Ground

Voltage

(Approx.)

Connector

Terminal

BRC-66

< DTC/CIRCUIT DIAGNOSIS >

[VDC/TCS/ABS]

C1109 POWER AND GROUND SYSTEM

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace malfunctioning components.

4.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check continuity between ABS actuator and electric unit (control unit) connector E125 terminals 1, 2 and

ground.

Is the inspection result normal?

YES

>> Replace ABS actuator and electric unit (control unit). Refer to 

BRC-123, "Removal and Installa-

tion"

.

NO

>> Repair or replace malfunctioning components.

E125

3

—

Battery voltage

4

ABS actuator and electric unit (control unit)

—

Continuity

Connector

Terminal

E125

1

Ground

Yes

2