2014 NISSAN TEANA relay

BRC-38
< ECU DIAGNOSIS INFORMATION >[VDC/TCS/ABS]
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
ECU DIAGNOSIS INFORMATION
ABS ACTUATOR AND ELECTRIC
UNIT (CONTROL UNIT)
Reference ValueINFOID:0000000009463759
VALUES ON THE DIAGNOSIS TOOL
CAUTION:
The display shows the control unit calculation data, so a normal value might be displayed even in the
event the output circuit (harness) is open or short-circuited.
Monitor item Display content Data monitor
Condition Reference value in
normal operation
FR LH SENSOR Wheel speed 0 [km/h, mph] Vehicle stopped
Nearly matches the speed meter display
( ± 10% or less) Vehicle running
(Note 1)
FR RH SENSOR Wheel speed 0 [km/h, mph] Vehicle stopped
Nearly matches the speed meter display
( ± 10% or less) Vehicle running
(Note 1)
RR LH SENSOR Wheel speed 0 [km/h, mph] Vehicle stopped
Nearly matches the speed meter display
( ± 10% or less) Vehicle running
(Note 1)
RR RH SENSOR Wheel speed 0 [km/h, mph] Vehicle stopped
Nearly matches the speed meter display
( ± 10% or less) Vehicle running
(Note 1)
DECEL G-SEN Longitudinal acceleration detected by decel
G sensor Vehicle stopped Approx. 0 G
Vehicle running -1.7 to 1.7 G
FR RH IN SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
FR RH OUT SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
FR LH IN SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
FR LH OUT SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)BRC-39
< ECU DIAGNOSIS INFORMATION > [VDC/TCS/ABS]
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RR RH IN SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
RR RH OUT SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
RR LH IN SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
RR LH OUT SOL Operation status of all solenoid valves Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT) or actuator
relay is inactive (in fail-safe mode) On
When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
EBD WARN LAMP EBD warning lamp
(Note 2) When EBD warning lamp is ON On
When EBD warning lamp is OFF Off
STOP LAMP SW Brake pedal operation When brake pedal is depressed On
When brake pedal is not depressed Off
MOTOR RELAY Motor and motor relay operation When the motor relay and motor are op-
erating On
When the motor relay and motor are not
operating Off
ACTUATOR RLY Actuator relay operation When the actuator relay is operating On
When the actuator relay is not operating Off
ABS WARN LAMP ABS warning lamp
(Note 2) When ABS warning lamp is ON On
When ABS warning lamp is OFF Off
OFF LAMP VDC OFF indicator lamp
(Note 2) When VDC OFF indicator lamp is ON On
When VDC OFF indicator lamp is OFF Off
SLIP/VDC LAMP SLIP indicator lamp
(Note 2) When SLIP indicator lamp is ON On
When SLIP indicator lamp is OFF Off
BATTERY VOLT Battery voltage supplied
to the ABS actuator
and electric unit (control unit) Ignition switch ON 10 – 16 V
GEAR Manual mode gear position determined by
TCM 1st gear
2nd gear
3rd gear
4th gear
5th gear 1
2
3
4
5
SLCT LVR POSI Selector lever position. Vehicle stopped N/P
YAW RATE SEN Yaw rate detected by yaw rate/side G sensor Vehicle stopped Approx. 0 d/s
Vehicle turning -75 to 75 d/s
Monitor item Display content
Data monitor
Condition Reference value in
normal operation
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)BRC-41
< ECU DIAGNOSIS INFORMATION > [VDC/TCS/ABS]
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Note 1: Confirm tire pressure is normal.
Note 2: On and off timing for warning lamps and indicator lamps.
•Refer to BRC-23, "VDC/TCS/ABS : VDC Function"
.
•Refer to BRC-25, "VDC/TCS/ABS : TCS Function"
.
•Refer to BRC-27, "VDC/TCS/ABS : ABS Function"
.
•Refer to BRC-28, "VDC/TCS/ABS : EBD Function"
.
Fail-safeINFOID:0000000009463760
VDC AND TCS FUNCTIONS
VDC warning lamp in combination meter turns ON when a malfunction occurs in system [ABS actuator and
electric unit (control unit)]. The control is su spended for VDC and TCS functions. However, ABS and EBD
functions operate normally.
USV[FL-RR] VDC switch-over valve When actuator (switch-over valve) is ac-
tive (“ACTIVE TEST” with CONSULT) or
actuator relay is inactive (when in fail-
safe mode) On
When actuator (switch-over valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
USV[FR-RL] VDC switch-over valve When actuator (switch-over valve) is ac-
tive (“ACTIVE TEST” with CONSULT) or
actuator relay is inactive (when in fail-
safe mode) On
When actuator (switch-over valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
HSV[FL-RR] VDC switch-over valve When actuator (switch-over valve) is ac-
tive (“ACTIVE TEST” with CONSULT) or
actuator relay is inactive (when in fail-
safe mode) On
When actuator (switch-over valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
HSV[FR-RL] VDC switch-over valve When actuator (switch-over valve) is ac-
tive (“ACTIVE TEST” with CONSULT) or
actuator relay is inactive (when in fail-
safe mode) On
When actuator (switch-over valve) is not
active and actuator relay is active (igni-
tion switch ON) Off
V/R OUTPUT Solenoid valve relay activated When the solenoid valve relay is active
(when ignition switch OFF) On
When the solenoid valve relay is not ac-
tive (in the fail-safe mode) Off
M/R OUTPUT Actuator motor and motor relay activated When the actuator motor and motor relay
are active ( ″ACTIVE TEST” with CON-
SULT) On
When the actuator motor and motor relay
are inactive Off
ENGINE RPM With engine running With engine stopped 0 rpm
Engine running Almost in accor-
dance with tachome- ter display
Monitor item Display content
Data monitor
Condition Reference value in
normal operation
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)BRC-43
< ECU DIAGNOSIS INFORMATION > [VDC/TCS/ABS]
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C1113 When a malfunction is detected in longitudinal G signal. The following functions are sus-
pended:
•VDC
•TCS
C 111 5 When difference in wheel speed between any wheel and others is detected when
the vehicle is driven, because of installation of tires other than specified. The following functions are sus-
pended:
•VDC
•TCS
• ABS
• EBD
C1116 When stop lamp switch signal is not input when brake pedal operates. The following functions are sus-
pended:
•VDC
•TCS
C1120 When a malfunction is detec ted in front LH ABS IN valve.
The following functions are sus-
pended:
•VDC
•TCS
• ABS
• EBD
C1121 When a malfunction is detected in front LH ABS OUT valve.
C1122 When a malfunction is detected in front RH ABS IN valve.
C1123 When a malfunction is det ected in front RH ABS OUT valve.
C1124 When a malfunction is detected in rear LH ABS IN valve.
C1125 When a malfunction is detected in rear LH ABS OUT valve.
C1126 When a malfunction is det ected in rear RH ABS IN valve.
C1127 When a malfunction is detected in rear RH ABS OUT valve.
C1130 When a malfunction is detected in ECM system. The following functions are sus-
pended:
•VDC
•TCS
C1140 When a malfunction is detected in actuator relay. The following functions are sus-
pended:
•VDC
•TCS
• ABS
• EBD
C1142 When a malfunction is detected in VDC pressure sensor.
The following functions are sus-
pended:
•VDC
•TCS
C1143 When a malfunction is detected in steering angle sensor.
C1144 When neutral position adjustment of steering angle sensor is not complete.
C1145 When a malfunction is detected in yaw rate signal, or signal line of yaw rate/side/
decel G sensor is open or shorted.
C1146 When a malfunction is detected in side G signal, or signal line of yaw rate/side/decel
G sensor is open or shorted.
C1153 When ABS actuator and electric
unit (control unit) is malfunctioning. (Pressure in-
crease is too much or too little.) The following functions are sus-
pended:
•VDC
•TCS
• ABS
C1155 When brake fluid level low signal is detected. The following functions are sus-
pended:
•VDC
•TCS
C1160 When calibration of yaw rate/side/decel G sensor is not complete. The following functions are sus-
pended:
• VDC function
• TCS function
• Brake force distribution function
DTC Malfunction detected condition Fail-safe condition
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

BRC-78
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1116 STOP LAMP SWITCH
C1116 STOP LAMP SWITCH
DTC LogicINFOID:0000000009463784
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results.
Is above displayed on the self-diagnosis display?
YES >> Proceed to diagnosis procedure. Refer to BRC-78, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463785
Regarding Wiring Diagram information, refer to BRC-47, "Wiring Diagram".
1.CONNECTOR INSPECTION
1. Disconnect stop lamp relay connector and ABS act uator and electric unit (control unit) connector.
2. Check terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace as necessary.
2.CHECK STOP LAMP SWITCH CIRCUIT
1. Connect stop lamp relay connector.
2. Check voltage between ABS actuator and electric unit (control unit) connector E54 terminal 30 and
ground.
Is the inspection result normal?
YES >> Replace ABS actuator and electr ic unit (control unit). Refer to BRC-128, "Removal and Installa-
tion".
NO >> GO TO 3.
3.CHECK STOP LAMP RELAY CIRCUIT FOR OPEN
1. Disconnect stop lamp relay connector.
2. Check continuity between ABS actuator and electric unit (control unit) connector E54 terminal 30 and stop
lamp relay connector E57 terminal 3.
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)
Self-diagnosis results
STOP LAMP SW
ABS actuator and electric unit (control unit) Ground ConditionVo l ta g e
(Approx.)
Connector Terminal
E54 30 — Brake pedal depressed Battery voltage
Brake pedal released 0V
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1116 STOP LAMP SWITCHBRC-79
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace as necessary.
4.CHECK STOP LAMP RELAY CIRCUIT FOR SHORT
Check continuity between ABS actuator and electric unit (control unit) connector E54 terminal 30 and ground.
Is the inspection result normal?
YES >> Refer to EXL-86, "Work Flow".
NO >> Repair harness or connectors.
ABS actuator and electric unit (control unit) Stop lamp relay
Continuity
Connector Terminal Connector Terminal
E54 30 E57 3 Yes
ABS actuator and electric unit (control unit)
Ground Continuity
Connector Terminal
E54 30 — No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

C1140 ACTUATOR RELAY SYSTEMBRC-85
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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C1140 ACTUATOR RELAY SYSTEM
DTC LogicINFOID:0000000009463792
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 C1140 detected?
YES >> Proceed to diagnosis procedure. Refer to BRC-85, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009463793
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) connector.
3. Check connector 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) BATTERY POWER SUPPLY
Check voltage between ABS actuator and electric uni t (control unit) connector E54 terminal 25 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
C1140 ACTUATOR RLY When a malfunction is detected in actuator relay. • Harness or connector
• ABS actuator and electric unit
(control unit)
• Fusible link
• Battery power supply system
ABS actuator and electric unit (control unit)
—Vol tag e
(Approx.)
Connector Terminal
E54 25 Ground Battery voltage
ABS actuator and electric unit (control unit) —Continuity
Connector Terminal
E54 13
Ground Yes
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Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM