2014 NISSAN TEANA brake sensor

BRC-46
< ECU DIAGNOSIS INFORMATION >[VDC/TCS/ABS]
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
C1125 RR LH OUT ABS SOL
BRC-82, "DTC Logic"
C1126 RR RH IN ABS SOLBRC-80, "DTC Logic"
C1127 RR RH OUT ABS SOLBRC-82, "DTC Logic"
C1130 ENGINE SIGNAL 1BRC-84, "DTC Logic"
C1140 ACTUATOR RLYBRC-85, "DTC Logic"
C1142 PRESS SEN CIRCUITBRC-87, "DTC Logic"
C1143 ST ANG SEN CIRCUITBRC-88, "DTC Logic"
C1144 ST ANG SEN SIGNALBRC-90, "DTC Logic"
C1145 YAW RATE SENSOR
BRC-75, "DTC Logic"
C1146 SIDE G-SEN CIRCUIT
C1153 EMERGENCY BRAKE BRC-72, "DTC Logic"
C1155 BR FLUID LEVEL LOWBRC-93, "DTC Logic"
C1160 DECEL G SEN SETBRC-95, "DTC Logic"
C1164 CV 1
BRC-96, "DTC Logic"
C1165 CV 2
C1166 SV 1
C1167 SV 2
C1170 VARIANT CORDING BRC-72, "DTC Logic"
C1197 VACUUM SENSORBRC-98, "DTC Logic"
C1198 VACUUM SEN CIRBRC-100, "DTC Logic"
C1199 BRAKE BOOSTERBRC-102, "DTC Logic"
C119A VACUUM SEN VOLT BRC-104, "DTC Logic"
U1000 CAN COMM CIRCUITBRC-106, "DTC Logic"
U1002 SYSTEM COMM(CAN)BRC-107, "DTC Logic"
DTC Items (CONSULT screen terms) Reference
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1111 PUMP MOTORBRC-73
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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C1111 PUMP MOTOR
DTC LogicINFOID:0000000009463778
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT.
1. Turn ignition switch OFF.
2. Depress brake pedal 20 times or more.
3. Start the engine and wait for 3 minutes or more.
4. Perform self diagnostic result.
I s D T C C 1111 d e t e c t e d ?
YES >> Proceed to diagnosis procedure. Refer to BRC-73, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463779
Regarding Wiring Diagram information, refer to BRC-47, "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 MOTOR AND MOTOR RELAY BATTERY POWER SUPPLY
Check voltage between ABS actuator and electric uni t (control unit) connector E54 terminal 1 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) GROUND CIRCUIT
Check continuity between ABS actuator and electric unit (contro l unit) connector E54 terminals 13, 38 and
ground.
DTC Display Item Malfunction detected condition Possible causes
C 1111 P U M P M O T O R • When a malfunction is detected in motor or motor
relay.
• When a low pressure malfunction is detected in ac- cumulator.
• When a malfunction is detected in accumulator
pressure sensor. • Harness or connector
• ABS actuator and electric unit
(control unit)
• Fusible link
• Battery power supply system
• Motor/accumulator assembly
ABS actuator and electric unit (control unit) —Voltage
Connector Terminal
E54 1 Ground Battery voltage
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1142 PRESS SENSORBRC-87
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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C1142 PRESS SENSOR
DTC LogicINFOID:0000000009463794
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT.
1. Turn ignition switch ON.
2. Perform self diagnostic result.
Is DTC C1142 detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-87, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463795
1.CHECK STOP LAMP SWITCH SYSTEM
Check stop lamp switch system. Refer to BRC-78, "Diagnosis Procedure"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace malfunctioning components.
2.CHECK BRAKE FLUID LEAKAGE
Check brake fluid leakage. Refer to BR-8, "Inspection"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace malfunctioning components.
3.CHECK BRAKE PEDAL
Check brake pedal. Refer to BR-13, "Inspection and Adjustment"
.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace malfunctioning components.
4.CHECK SELF DIAGNOSTIC RESULT
With CONSULT.
1. Turn ignition switch ON.
2. Perform self diagnostic result.
3. Erase DTCs.
4. Start engine and drive vehicle for a short period of time.
5. Turn ignition switch ON.
6. Perform self diagnostic result.
Is DTC C1142 detected?
YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-128, "Removal and Installa-
tion".
NO >> Inspection End.
DTC Display Item Malfunction detected condition Possible causes
C1142 PRESS SEN CIRCUIT When a malfunction is detected in master cylinder
pressure sensor. • Stop lamp switch system
• ABS actuator and electric unit
(control unit)
• Brake system
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

BRC-98
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1197 VACUUM SENSOR
C1197 VACUUM SENSOR
DTC LogicINFOID:0000000009463811
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1. Turn the ignition switch ON.
2. Perform self-diagnostic result.
Is DTC C1197 detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-98, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463812
Regarding Wiring Diagram information, refer to BRC-47, "Wiring Diagram".
1.CHECK BRAKE BOOSTER
1. Turn the ignition switch OFF.
2. Check brake booster. Refer to BR-10, "Inspection"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace brake booster. Refer to BR-28, "Removal and Installation - QR25DE"
or BR-29,
"Removal and Installation - VQ35DE".
2.CHECK VACUUM PIPING
Check vacuum piping. Refer to BR-28, "Exploded View"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace vacuum piping. Refer to BR-32, "Removal and Installation"
.
3.CHECK VACUUM SENSOR CIRCUIT
1. Disconnect vacuum sensor harness connector.
2. Disconnect ABS actuator and electric unit (control unit) harness connector.
3. Check continuity between vacuum sensor harness connector and ABS ac tuator and electric unit (control
unit) harness connector.
4. Check continuity between vacuum sensor harness connector and ground.
DTC Display Item Malfunction detected condition Possible causes
C1197 VACUUM SENSOR When a malfunction is detected in vacuum sensor. • Harness or connector
• Vacuum sensor (brake booster)
• Vacuum piping
• ABS actuator and electric unit (control unit)
Vacuum sensor ABS actuator and el ectric unit (control unit)
Continuity
Connector Terminal Connector Terminal
E27 1
E54 12
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Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1197 VACUUM SENSORBRC-99
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace malfunctioning components.
4.CHECK TERMINAL
• Check vacuum sensor pin terminals for damage or loose connection with harness connector.
• Check ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with har-
ness connector.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace malfunctioning components.
5.REPLACE VACUUM SENSOR
With CONSULT
1. Connect ABS actuator and electric unit (control unit) harness connector.
2. Replace vacuum sensor. Refer to BR-28, "Exploded View"
.
CAUTION:
Always replace brake booster because vac uum sensor cannot be disassembled.
3. Erase self-diagnosis result for “ABS”.
4. Turn the ignition switch OFF.
5. Start engine.
6. Perform self-diagnosis for “ABS”.
Is DTC
“C1197” detected?
YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-128, "Removal and Installa-
tion".
NO >> Inspection End.
Vacuum sensor —Continuity
Connector Terminal
E27 1
Ground No
2
3
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

BRC-100
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1198 VACUUM SENSOR
C1198 VACUUM SENSOR
DTC LogicINFOID:0000000009463813
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1. Turn the ignition switch ON.
2. Perform self-diagnostic result.
Is DTC C1198 detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-100, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463814
Regarding Wiring Diagram information, refer to BRC-47, "Wiring Diagram".
1.CHECK VACUUM SENSOR CIRCUIT
1. Turn the ignition switch OFF.
2. Disconnect vacuum sensor harness connector.
3. Disconnect ABS actuator and electric unit (control unit) harness connector.
4. Check continuity between vacuum sensor harness connector and ABS ac tuator and electric unit (control
unit) harness connector.
5. Check continuity between vacuum sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace malfunctioning components.
2.CHECK TERMINAL
DTC Display Item Malfunction detected condition Possible causes
C1198 VACUUM SEN CIR • When an open circuit is detected in vacuum sensor
circuit.
• When a short circuit is detected in vacuum sensor circuit.
• When a malfunction is detected in vacuum sensor
noise. • Harness or connector
• Vacuum sensor (brake booster)
• ABS actuator and electric unit (control unit)
Vacuum sensor ABS actuator and electric unit (control unit) Continuity
Connector Terminal Connector Terminal
E27 1
E54 12
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Vacuum sensor —Continuity
Connector Terminal
E27 1
Ground No
2
3
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1198 VACUUM SENSORBRC-101
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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• Check vacuum sensor pin terminals for damage or loose connection with harness connector.
• Check ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with har-
ness connector.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace malfunctioning components.
3.REPLACE VACUUM SENSOR
With CONSULT
1. Connect ABS actuator and electric unit (control unit) harness connector.
2. Replace vacuum sensor. Refer to BR-28, "Exploded View"
.
CAUTION:
Always replace brake booster because vac uum sensor cannot be disassembled.
3. Erase self-diagnosis result for “ABS”.
4. Turn the ignition switch OFF.
5. Start engine.
6. Perform self-diagnosis for “ABS”.
Is DTC
“C1198” detected?
YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-128, "Removal and Installa-
tion".
NO >> Inspection End.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

BRC-102
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1199 BRAKE BOOSTER
C1199 BRAKE BOOSTER
DTC LogicINFOID:0000000009463815
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1. Turn the ignition switch ON.
2. Perform self-diagnostic result.
Is DTC C1199 detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-102, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463816
Regarding Wiring Diagram information, refer to BRC-47, "Wiring Diagram".
1.CHECK BRAKE BOOSTER
1. Turn the ignition switch OFF.
2. Check brake booster. Refer to BR-10, "Inspection"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace brake booster. Refer to BR-28, "Removal and Installation - QR25DE"
or BR-29,
"Removal and Installation - VQ35DE".
2.CHECK VACUUM PIPING
Check vacuum piping. Refer to BR-28, "Exploded View"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace vacuum piping. Refer to BR-32, "Removal and Installation"
.
3.CHECK VACUUM SENSOR CIRCUIT
1. Disconnect vacuum sensor harness connector.
2. Disconnect ABS actuator and electric unit (control unit) harness connector.
3. Check continuity between vacuum sensor harness connector and ABS ac tuator and electric unit (control
unit) harness connector.
4. Check continuity between vacuum sensor harness connector and ground.
DTC Display Item Malfunction detected condition Possible causes
C1199 BRAKE BOOSTER When brake booster vacuum is approx. 0 kPa (0 mm-
Hg) during engine running. • Harness or connector
• Vacuum sensor (brake booster)
• Vacuum piping
• ABS actuator and electric unit (control unit)
Vacuum sensor ABS actuator and el ectric unit (control unit)
Continuity
Connector Terminal Connector Terminal
E27 1
E54 12
Ye s
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Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM