Nissan Pathfinder (2012 year). Instruction — part 112
BRC-162
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C1120, C1122, C1124, C1126 IN ABS SOL
C1120, C1122, C1124, C1126 IN ABS SOL
Description
INFOID:0000000007356880
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 Logic
INFOID:0000000007356881
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-162, "Diagnosis Procedure"
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000007356882
Regarding Wiring Diagram information, refer to
BRC-207, "Wiring Diagram - With VK56DE"
1.
CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or
replace terminal.
4. Reconnect connectors and then perform the self-diagnosis. Refer to
.
Is any item indicated on the self-diagnosis display?
YES
>> GO TO 2
NO
>> Poor connection of connector terminal. Repair or replace connector.
2.
CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
DTC
Display item
Malfunction detected condition
Possible cause
C1120
FR LH IN ABS SOL
When 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 SOL
When the control unit detects a malfunction in the front
RH inlet solenoid circuit.
C1124
RR LH IN ABS SOL
When the control unit detects a malfunction in the rear LH
inlet solenoid circuit.
C1126
RR RH IN ABS SOL
When the control unit detects a malfunction in the rear
RH inlet solenoid circuit.
Self-diagnosis results
FR LH IN ABS SOL
FR RH IN ABS SOL
RR LH IN ABS SOL
RR RH IN ABS SOL
August 2012
2012 Pathfinder
C1120, C1122, C1124, C1126 IN ABS SOL
BRC-163
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connec-
tor.
3. Check voltage between ABS actuator and electric unit (control
unit) connector E127 terminal 32 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace malfunctioning components.
3.
CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY GROUND CIRCUIT
Check continuity between ABS actuator and electric unit (control
unit) connector E127 terminals 16, 47 and ground.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit).
BRC-231, "Removal and Installation"
NO
>> Repair or replace malfunctioning components.
Component Inspection
INFOID:0000000007356883
1.
CHECK ACTIVE TEST
1. Select each test menu item on ”ACTIVE TEST“.
2. On the display, touch “Up”, “Keep”, and “Down”, and check that the system operates as shown in the table
below.
*: On for 1 to 2 seconds after the touch, and then Off
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Go to diagnosis procedure. Refer to
BRC-162, "Diagnosis Procedure"
.
Special Repair Requirement
INFOID:0000000007818494
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
ABS actuator and electric unit (control unit)
—
Voltage
Connector
Terminal
E127
32
Ground
Battery voltage
AWFIA0018ZZ
ABS actuator and electric unit (control unit)
—
Continuity
Connector
Terminal
E127
16, 47
Ground
Yes
AWFIA0016ZZ
Operation
ABS solenoid valve
Up
Keep
Down
FR RH SOL
FR RH IN SOL
Off
On
On
FR RH OUT SOL
Off
Off
On*
FR LH SOL
FR LH IN SOL
Off
On
On
FR LH OUT SOL
Off
Off
On*
RR RH SOL
RR RH IN SOL
Off
On
On
RR RH OUT SOL
Off
Off
On*
RR LH SOL
RR LH IN SOL
Off
On
On
RR LH OUT SOL
Off
Off
On*
August 2012
2012 Pathfinder
BRC-164
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C1120, C1122, C1124, C1126 IN ABS SOL
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
August 2012
2012 Pathfinder
C1121, C1123, C1125, C1127 OUT ABS SOL
BRC-165
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1121, C1123, C1125, C1127 OUT ABS SOL
Description
INFOID:0000000007356885
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 Logic
INFOID:0000000007356886
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-165, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000007818496
Regarding Wiring Diagram information, refer to
BRC-207, "Wiring Diagram - With VK56DE"
1.
CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or
replace terminal.
4. Reconnect connectors and then perform the self-diagnosis. Refer to
.
Is any item indicated on the self-diagnosis display?
YES
>> GO TO 2
NO
>> Poor connection of connector terminal. Repair or replace connector.
2.
CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
DTC
Display item
Malfunction detected condition
Possible cause
C1121
FR LH OUT ABS SOL
When 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 SOL
When the control unit detects a malfunction in the front
RH outlet solenoid circuit.
C1125
RR LH OUT ABS SOL
When the control unit detects a malfunction in the rear LH
outlet solenoid circuit.
C1127
RR RH OUT ABS SOL
When the control unit detects a malfunction in the rear
RH outlet solenoid circuit.
Self-diagnosis results
FR LH OUT ABS SOL
FR RH OUT ABS SOL
RR LH OUT ABS SOL
RR RH OUT ABS SOL
August 2012
2012 Pathfinder
BRC-166
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C1121, C1123, C1125, C1127 OUT ABS SOL
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connec-
tor.
3. Check voltage between ABS actuator and electric unit (control
unit) connector E127 terminal 32 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace malfunctioning components.
3.
CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY GROUND CIRCUIT
Check continuity between ABS actuator and electric unit (control
unit) connector E127 terminals 16, 47 and ground.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit).
BRC-231, "Removal and Installation"
NO
>> Repair or replace malfunctioning components.
Component Inspection
INFOID:0000000007818497
1.
CHECK ACTIVE TEST
1. Select each test menu item on ”ACTIVE TEST“.
2. On the display, touch “Up”, “Keep”, and “Down”, and check that the system operates as shown in the table
below.
*: On for 1 to 2 seconds after the touch, and then Off
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Go to diagnosis procedure. Refer to
BRC-184, "Diagnosis Procedure"
Special Repair Requirement
INFOID:0000000007818495
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform neutral position adjustment for the steering angle sensor when replacing the ABS actuator
and electric unit (control unit). Refer to
BRC-121, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
ABS actuator and electric unit (control unit)
—
Voltage
Connector
Terminal
E127
32
Ground
Battery voltage
AWFIA0018ZZ
ABS actuator and electric unit (control unit)
—
Continuity
Connector
Terminal
E127
16, 47
Ground
Yes
AWFIA0016ZZ
Operation
ABS solenoid valve
Up
Keep
Down
FR RH SOL
FR RH IN SOL
Off
On
On
FR RH OUT SOL
Off
Off
On*
FR LH SOL
FR LH IN SOL
Off
On
On
FR LH OUT SOL
Off
Off
On*
RR RH SOL
RR RH IN SOL
Off
On
On
RR RH OUT SOL
Off
Off
On*
RR LH SOL
RR LH IN SOL
Off
On
On
RR LH OUT SOL
Off
Off
On*
August 2012
2012 Pathfinder
C1121, C1123, C1125, C1127 OUT ABS SOL
BRC-167
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
>> GO TO 2
2.
CALIBRATION OF DECEL G SENSOR
Always perform calibration of decel G sensor when replacing the ABS actuator and electric unit (control unit).
BRC-122, "CALIBRATION OF DECEL G SENSOR : Description"
.
>> END
August 2012
2012 Pathfinder
BRC-168
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C1130, C1131, C1132, C1133, C1136 ENGINE SIGNAL
C1130, C1131, C1132, C1133, C1136 ENGINE SIGNAL
Description
INFOID:0000000007356890
ABS actuator and electric unit (control unit) and ECM exchange the engine signal with CAN communication
line.
DTC Logic
INFOID:0000000007356891
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-168, "Diagnosis Procedure"
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000007356892
1.
CHECK ENGINE SYSTEM
1. Perform ECM self-diagnosis. Repair or replace items indicated, then perform ECM self-diagnosis again.
Refer to
.
2. Perform ABS actuator and electric unit (control unit) self-diagnosis. Refer to
.
Is any item indicated on the self-diagnosis display?
YES
>> Repair or replace the affected part.
NO
>> Inspection End.
DTC
Display item
Malfunction detected condition
Possible cause
C1130
ENGINE SIGNAL 1
Based on the signal from ECM, ABS actuator and electric
unit (control unit) judges that engine fuel cut system is
malfunctioning.
• Harness or connector
• ABS actuator and electric unit
(control unit)
• ECM
• CAN communication line
C1131
ENGINE SIGNAL 2
C1132
ENGINE SIGNAL 3
C1133
ENGINE SIGNAL 4
C1136
ENGINE SIGNAL 6
Self-diagnosis results
ENGINE SIGNAL 1
ENGINE SIGNAL 2
ENGINE SIGNAL 3
ENGINE SIGNAL 4
ENGINE SIGNAL 6
August 2012
2012 Pathfinder
C1140 ACTUATOR RLY
BRC-169
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1140 ACTUATOR RLY
Description
INFOID:0000000007356893
Activates or deactivates each solenoid valve according to the signals transmitted by the ABS actuator and
electric unit (control unit).
DTC Logic
INFOID:0000000007356894
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-169, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000007818498
Regarding Wiring Diagram information, refer to
BRC-207, "Wiring Diagram - With VK56DE"
1.
CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminal for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or
replace terminal.
4. Reconnect connectors and then perform the self-diagnosis. Refer to
.
Is any item indicated on the self-diagnosis display?
YES
>> GO TO 2
NO
>> Poor connection of connector terminal. Repair or replace connector.
2.
CHECK SOLENOID, VDC SWITCH-OVER VALVE AND ACTUATOR RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connec-
tor.
3. Check voltage between ABS actuator and electric unit (control
unit) connector E127 terminal 32 and ground.
Is the inspection result normal?
YES
>> GO TO 3
DTC
Display item
Malfunction detected condition
Possible cause
C1140
ACTUATOR RLY
ABS actuator relay or circuit malfunction.
• Harness or connector
• ABS actuator and electric unit
(control unit)
Self-diagnosis results
ACTUATOR RLY
ABS actuator and electric unit (control unit)
—
Voltage
Connector
Terminal
E127
32
Ground
Battery voltage
AWFIA0018ZZ
August 2012
2012 Pathfinder
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