2008 NISSAN TEANA Trans

C1101, C1102, C1103, C1104 WHEEL SENSOR
BRC-85
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
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COMPONENT DIAGNOSIS
C1101, C1102, C1103, C1104 WHEEL SENSOR
DescriptionINFOID:0000000003766902
When the sensor rotor rotates, the magnetic field changes. Wheel sensor converts the magnetic field changes
to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit).
DTC LogicINFOID:0000000003766903
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Start the engine and drive the vehicle at 30 km/h (19 MPH) or more for approximately 1 minute.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1101”, “C1102”, “C1103” or “C1104” detected?
YES >> Proceed to diagnosis. Refer to BRC-85, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003766904
CAUTION:
Do not check between wheel sensor terminals.
1.CHECK TIRES
Check air pressure, wear and size. Refer to WT-5, "
Tire Air Pressure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SENSOR AND SENSOR ROTOR
 Check sensor rotor for damage.
 Check wheel sensor for damage, disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair wheel sensor mount or replace sensor rotor. Then perform the self-diagnosis.
3.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Disconnect malfunctioning wheel sensor connector.
4. Check terminal to see if it is deformed, disconnected, looseness, etc.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace damaged parts.
DTC Display item Malfunction detected condition Possible cause
C1101 RR RH SENSOR-1Circuit of rear RH wheel sensor is open. Or when the sen-
sor power voltage is outside the standard.
 Harness or connector
 Wheel sensor
 ABS actuator and electric unit
(control unit) C1102 RR LH SENSOR-1Circuit of rear LH wheel sensor is open. Or when the sen-
sor power voltage is outside the standard.
C1103 FR RH SENSOR-1Circuit of front RH wheel sensor is open. Or when the
sensor power voltage is outside the standard.
C1104 FR LH SENSOR-1Circuit of front LH wheel sensor is open. Or when the
sensor power voltage is outside the standard.

BRC-88
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1105, C1106, C1107, C1108 WHEEL SENSOR
C1105, C1106, C1107, C1108 WHEEL SENSOR
DescriptionINFOID:0000000003767326
When the sensor rotor rotates, the magnetic field changes. Wheel sensor converts the magnetic field changes
to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit).
DTC LogicINFOID:0000000003766908
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Start the engine and drive the vehicle at 30 km/h (19 MPH) or more for approximately 1 minute.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1105”, “C1106”, “C1107” or “C1108” detected?
YES >> Proceed to diagnosis. Refer to BRC-88, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003767327
CAUTION:
Do not check between wheel sensor terminals.
1.CHECK TIRES
Check air pressure, wear and size. Refer to WT-5, "
Tire Air Pressure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SENSOR AND SENSOR ROTOR
 Check sensor rotor for damage.
 Check wheel sensor for damage, disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair wheel sensor mount or replace sensor rotor. Then perform the self-diagnosis.
3.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Disconnect malfunctioning wheel sensor connector.
DTC Display item Malfunction detected condition Possible cause
C1105 RR RH SENSOR-2When the circuit in the rear RH wheel sensor is short-cir-
cuited. Or when the distance between the wheel sensor
and sensor rotor is too large and the sensor pulse cannot
be recognized by the control unit.
 Harness or connector
 Wheel sensor
 ABS actuator and electric unit
(control unit) C1106 RR LH SENSOR-2When the circuit in the rear LH wheel sensor is short-cir-
cuited. Or when the distance between the wheel sensor
and sensor rotor is too large and the sensor pulse cannot
be recognized by the control unit.
C1107 FR RH SENSOR-2When the circuit in the front RH wheel sensor is short-cir-
cuited. Or when the distance between the wheel sensor
and sensor rotor is too large and the sensor pulse cannot
be recognized by the control unit.
C1108 FR LH SENSOR-2When the circuit in the front LH wheel sensor is short-cir-
cuited. Or when the distance between the wheel sensor
and sensor rotor is too large and the sensor pulse cannot
be recognized by the control unit.

BRC-94
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1111 ABS MOTOR, MOTOR RELAY SYSTEM
C1111 ABS MOTOR, MOTOR RELAY SYSTEM
DescriptionINFOID:0000000003766919
PUMP
The pump returns the brake fluid stored in the reservoir to the master cylinder by reducing the pressure.
MOTOR
The motor drives the pump according to the signals transmitted by the ABS actuator and electric unit (control
unit).
MOTOR RELAY
Activates or deactivates motor according to the signals transmitted by the ABS actuator and electric unit (con-
trol unit).
DTC LogicINFOID:0000000003766920
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1111” detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-94, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003766921
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnect, looseness, etc.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK ABS MOTOR AND MOTOR RELAY POWER SUPPLY CIRCUIT
Check the voltage between the ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace damaged parts.
3.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) GROUND CIRCUIT
Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground.
DTC Display item Malfunction detected condition Possible cause
C 1111 P U M P M O T O RDuring the actuator motor operating with ON, when the
actuator motor turns OFF, or when the control line for ac-
tuator motor relay is open. Harness or connector
 ABS actuator and electric unit
(control unit) During the actuator motor operating with OFF, when the
actuator motor turns ON, or when the control line for relay
is shorted to ground.
ABS actuator and electric unit (control unit)
—Voltage
Connector Terminal
E36 2 Ground Battery voltage

BRC-96
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1115 WHEEL SENSOR
C1115 WHEEL SENSOR
DescriptionINFOID:0000000003767333
When the sensor rotor rotates, the magnetic field changes. Wheel sensor converts the magnetic field changes
to current signals (rectangular wave) and transmits them to the ABS actuator and electric unit (control unit).
DTC LogicINFOID:0000000003766930
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Start the engine and drive the vehicle at 30 km/h (19 MPH) or more for approximately 1 minute.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1115” detected?
YES >> Proceed to diagnosis. Refer to BRC-96, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003767334
CAUTION:
Do not check between wheel sensor terminals.
1.CHECK TIRES
Check air pressure, wear and size. Refer to WT-5, "
Tire Air Pressure".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SENSOR AND SENSOR ROTOR
 Check sensor rotor for damage.
 Check wheel sensor for damage, disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair wheel sensor mount or replace sensor rotor. Then perform the self-diagnosis.
3.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Disconnect malfunctioning wheel sensor connector.
4. Check terminal to see if it is deformed, disconnected, looseness, etc.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace damaged parts.
4.CHECK WHEEL SENSOR HARNESS
1. Check the continuity between ABS actuator and electric unit (control unit) harness connector and wheel
sensor harness connector. (Also check continuity when steering wheel is turned right and left and when
sensor harness inside the wheel house is moved.)
DTC Display item Malfunction detected condition Possible cause
C 111 5ABS SENSOR
[ABNORMAL SIGNAL]When wheel sensor input signal is malfunctioning. Harness or connector
 Wheel sensor
 ABS actuator and electric unit
(control unit)

C1116 STOP LAMP SWITCH
BRC-99
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
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C1116 STOP LAMP SWITCH
DescriptionINFOID:0000000003766934
The stop lamp switch transmits the stop lamp switch signal (ON/OFF) to the ABS actuator and electric unit
(control unit).
DTC LogicINFOID:0000000003766935
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C 111 6” detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-99, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003766936
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Disconnect stop lamp switch connector.
4. Check terminal for deformation, disconnection, looseness, etc.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK STOP LAMP SWITCH
Check stop lamp switch. Refer to BRC-99, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace stop lamp switch.
3.CHECK STOP LAMP SWITCH CIRCUIT
Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal?
YES >> Replace ABS actuator and electric unit (control unit).
NO >> Repair or replace damaged parts.
Component InspectionINFOID:0000000003766937
1.CHECK STOP LAMP SWITCH
DTC Display item Malfunction detected condition Possible cause
C1116 STOP LAMP SW When stop lamp switch circuit is open. Harness or connector
 Stop lamp switch
 ABS actuator and electric unit
(control unit)
ABS actuator and electric unit (control unit)
— Condition Voltage
Connector Terminal
E36 20 GroundBrake pedal is depressed Battery voltage
Brake pedal is released Approx. 0 V

C1120, C1122, C1124, C1126 IN ABS SOL
BRC-101
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
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C1120, C1122, C1124, C1126 IN ABS SOL
DescriptionINFOID:0000000003766939
The solenoid valve increases, holds or decreases the fluid pressure of each brake caliper according to the sig-
nals transmitted by the ABS actuator and electric unit (control unit).
DTC LogicINFOID:0000000003766940
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1120”, “C1122”, “C1124” or “C1126” detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-101, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003766941
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnection, looseness, etc.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace damaged parts.
3.CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY GROUND CIRCUIT
Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground.
DTC Display item Malfunction detected condition Possible cause
C1120 FR LH IN ABS SOLWhen the control unit detects a malfunction in the front
LH inlet solenoid circuit.
ABS actuator and electric unit
(control unit) C1122 FR RH IN ABS SOLWhen the control unit detects a malfunction in the front
RH inlet solenoid circuit.
C1124 RR LH IN ABS SOLWhen the control unit detects a malfunction in the rear LH
inlet solenoid circuit.
C1126 RR RH IN ABS SOLWhen the control unit detects a malfunction in the rear
RH inlet solenoid circuit.
ABS actuator and electric unit (control unit)
—Voltage
Connector Terminal
E36 3 Ground Battery voltage

C1121, C1123, C1125, C1127 OUT ABS SOL
BRC-103
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
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C1121, C1123, C1125, C1127 OUT ABS SOL
DescriptionINFOID:0000000003767338
The solenoid valve increases, holds or decreases the fluid pressure of each brake caliper according to the sig-
nals transmitted by the ABS actuator and electric unit (control unit).
DTC LogicINFOID:0000000003766945
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1121”, “C1123”, “C1125” or “C1127” detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-103, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003767339
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnection, looseness, etc.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace damaged parts.
3.CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY GROUND CIRCUIT
Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground.
DTC Display item Malfunction detected condition Possible cause
C1121 FR LH OUT ABS SOLWhen the control unit detects a malfunction in the front
LH outlet solenoid circuit.
ABS actuator and electric unit
(control unit) C1123 FR RH OUT ABS SOLWhen the control unit detects a malfunction in the front
RH outlet solenoid circuit.
C1125 RR LH OUT ABS SOLWhen the control unit detects a malfunction in the rear LH
outlet solenoid circuit.
C1127 RR RH OUT ABS SOLWhen the control unit detects a malfunction in the rear
RH outlet solenoid circuit.
ABS actuator and electric unit (control unit)
—Voltage
Connector Terminal
E36 3 Ground Battery voltage

BRC-106
< COMPONENT DIAGNOSIS >[VDC/TCS/ABS]
C1140 ACTUATOR RELAY SYSTEM
C1140 ACTUATOR RELAY SYSTEM
DescriptionINFOID:0000000003766924
Activates or deactivates each solenoid valve according to the signals transmitted by the ABS actuator and
electric unit (control unit).
DTC LogicINFOID:0000000003766925
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
1. Turn the ignition switch ON.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC
“C1140” detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-106, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000003766926
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnection, looseness, etc.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace damaged parts.
3.CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY GROUND CIRCUIT
Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground.
DTC Display item Malfunction detected condition Possible cause
C1140 ACTUATOR RLYDuring the actuator relay operating with OFF, when the
actuator relay turns ON, or when the control line for the
relay is shorted to the ground. Harness or connector
 ABS actuator and electric unit
(control unit) During the actuator relay operating with ON, when the
actuator relay turns ON, or when the control line for the
relay is open.
ABS actuator and electric unit (control unit)
—Voltage
Connector Terminal
E36 3 Ground Battery voltage
ABS actuator and electric unit (control unit)
— Continuity
Connector Terminal
E361
Ground Existed
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