2014 NISSAN TEANA ignition

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
224
35
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1199 BRAKE BOOSTERBRC-103
< 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
“C1199” 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-104
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C119A VACUUM SENSOR
C119A VACUUM SENSOR
DTC LogicINFOID:0000000009463817
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 C119A detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-104, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463818
Regarding Wiring Diagram information, refer to BRC-47, "Wiring Diagram".
1.CHECK VACUUM SENSOR POWER SUPPLY
1. Turn the ignition switch OFF.
2. Disconnect vacuum sensor harness connector.
3. Check voltage between vacuum sensor harness connector and ground.
4. Turn the ignition switch ON. CAUTION:
Never start engine.
5. Check voltage between vacuum sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK VACUUM SENSOR POWER SUPPLY CIRCUIT
1. Turn the ignition switch OFF.
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.
DTC Display Item Malfunction detected condition Possible causes
C119A VACUUM SEN VOLT When a malfunction is detected in supply power volt-
age of vacuum sensor. • Harness or connector
• Vacuum sensor (brake booster)
• ABS actuator and electric unit (control unit)
Vacuum sensor —Voltag e
(Approx.)
Connector Terminal
E27 3 Ground 0 V
Vacuum sensor —Vo l ta g e
(Approx.)
Connector Terminal
E27 3 Ground 4.75 V – 5.25 V
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C119A VACUUM SENSORBRC-105
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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4. Check continuity between vacuum sensor harness connector and ground.
Is the inspection result normal?
YES >> Perform diagnosis of ABS actuator and electr ic unit (control unit) power supply and ground circuit.
Refer to BRC-70, "Diagnosis Procedure"
.
NO >> Repair or replace malfunctioning components.
3.CHECK VACUUM SENSOR GROUND CIRCUIT
1. Turn the ignition switch OFF.
2. Check continuity between vacuum sensor harness connector and ground.
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 >> Replace ABS actuator and electric unit (control unit). Refer to BRC-128, "Removal and Installa-
tion".
NO >> Repair or replace malfunctioning components.
Vacuum sensor ABS actuator and el ectric unit (control unit)
Continuity
Connector Terminal Connector Terminal
E27 3 E54 5 Yes
Vacuum sensor —Continuity
Connector Terminal
E27 3 Ground No
Vacuum sensor —Continuity
Connector Terminal
E27 2 Ground Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

BRC-106
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
U1000 CAN COMM CIRCUIT
U1000 CAN COMM CIRCUIT
DTC LogicINFOID:0000000009463819
DTC DETECTION LOGIC
Diagnosis ProcedureINFOID:0000000009463820
1.CHECK DTC DETECTION
With CONSULT.
1. Turn ignition switch ON.
2. Perform self diagnostic result.
Is DTC U1000 detected?
YES >> Proceed to diagnosis procedure. Refer to LAN-18, "Trouble Diagnosis Flow Chart".
NO >> Refer to GI-43, "Intermittent Incident"
.
DTC Display Item Malfunction detected condition Possible causes
U1000 CAN COMM CIRCUIT When CAN communication signal is not continuously
received for 2 seconds or more CAN communication system mal-
function
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

U1002 SYSTEM COMM (CAN)BRC-107
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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U1002 SYSTEM COMM (CAN)
DTC LogicINFOID:0000000009463821
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.DTC REPRODUCTION PROCEDURE
With CONSULT
1. Turn the ignition switch ON.
2. Perform self diagnosis for “ABS”.
Is DTC
“U1002” detected?
YES >> Proceed to BRC-107, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463822
CAUTION:
• Never apply 7.0 V or more to the measurement terminal.
• Use a tester with open terminal voltage of 7.0 V or less.
• Turn the ignition switch OFF and disconnect th e battery cable from the negative terminal when
checking the harness.
1.CHECK CAN DIAGNOSIS SUPPORT MONITOR
1. Select “ABS” and “CAN Diagnosis Support Monitor” in order with CONSULT.
2. Check malfunction history between each control unit c onnected to ABS actuator and electric unit (control
unit).
Check the result of
“PA S T”?
All items are “OK”>>Refer to GI-43, "Intermittent Incident".
“TRANSMIT DIAG” is other than “OK”>>GO TO 2.
A control unit other than ABS actuator and electric unit (control unit) is anything other than “OK”>>GO TO 3.
2.CHECK TRANSMITTING SIDE UNIT
Check the ABS actuator and electric unit (control unit) harness connector terminals 14 and 26 for damage or
loose connection.
Is the inspection result normal?
YES >> Erase self-diagnosis results. Then perform self-diagnosis for “ABS” with CONSULT.
NO >> Recheck terminals for damage or loose connection.
3.CHECK APPLICABLE CONTROL UNIT
Check damage or loose connection of each CAN communication line harness connector terminals.
Is the inspection result normal?
YES >> Erase self-diagnosis results. Then perform self-diagnosis for applicable control unit with CON-
SULT.
NO >> Recheck terminals for damage or loose connection.
DTC Display item Malfunction detected condition Possible cause
U1002 SYSTEM COMM(CAN) When ABS actuator and electric
unit (control unit) is not
transmitting or receiving CAN communication signal for 2
seconds or less. • CAN communication line
• ABS actuator and electric unit
(control unit)
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

BRC-108
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
PARKING BRAKE SWITCH
PARKING BRAKE SWITCH
Component Function CheckINFOID:0000000009463823
1.CHECK PARKING BRAKE SWITCH OPERATION
Check that brake warning lamp in combination me ter turns ON/OFF when parking brake is actuated.
Is the inspection result normal?
YES >> Inspection End.
NO >> Proceed to diagnosis procedure. Refer to BRC-108, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009463824
Regarding Wiring Diagram information, refer to BRC-47, "Wiring Diagram".
1.CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect combination meter and parking brake switch 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 PARKING BRAKE SWITCH
Check parking brake switch. Refer to BRC-109, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace parking brake switch. Refer to PB-7, "Exploded View"
.
3.CHECK PARKING BRAKE SWITCH SIGNAL
With CONSULT.
1. Connect combination meter connector and parking brake switch connectors.
2. Turn ignition switch ON.
3. In “DATA MONITOR” select “PARK BRAKE SW” and check parking brake switch signal.
Is the inspection result normal?
YES >> Refer to BRC-55, "Work Flow".
NO >> GO TO 4.
4.CHECK PARKING BRAKE SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter and parking brake switch connectors.
3. Check continuity between combination meter connec tor M24 terminal 12 and parking brake switch con-
nector E35 terminal 1.
4. Check continuity between combination meter connector and ground.
Condition DATA MONITOR
Actuate parking brake On
Release parking brake Off
Combination meter Parking brake switch Continuity
Connector Terminal Connector Terminal
M24 12 E35 1 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM