Nissan Pathfinder. Manual — part 253
C1116 STOP LAMP SWITCH
BRC-71
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1116 STOP LAMP SWITCH
DTC Logic
INFOID:0000000009177281
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAGNOSIS RESULT
With CONSULT
1. Erase self-diagnosis result for “ABS”.
2. Turn the ignition switch OFF, and wait 10 seconds or more.
3. Start the engine.
CAUTION:
Never start the vehicle.
4. Depress the brake pedal several times.
5. Perform self-diagnosis for “ABS”.
Is DTC “C1116” detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009177282
Regarding Wiring Diagram information, refer to
1.
CONNECTOR INSPECTION
1. Disconnect stop lamp relay connector and ABS actuator 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 E125 terminal 5 and
ground.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-123, "Removal and Installa-
.
NO
>> GO TO 3.
DTC
Display Item
Malfunction detected condition
Possible causes
C1116
STOP LAMP SW
When stop lamp switch signal is not input when brake
pedal operates.
• Harness or connector
• Stop lamp switch
• ABS actuator and electric unit
(control unit)
• Resistor (models without ICC
system)
• Battery power supply system
ABS actuator and electric unit (control unit)
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
E125
5
—
Brake pedal depressed
Battery voltage
Brake pedal released
0V
BRC-72
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C1116 STOP LAMP SWITCH
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 E125 terminal 5 and stop
lamp relay connector E39 terminal 5.
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 E125 terminal 5 and ground.
Is the inspection result normal?
YES
>> Refer to
.
NO
>> Repair harness or connectors.
ABS actuator and electric unit (control unit)
Stop lamp relay
Continuity
Connector
Terminal
Connector
Terminal
E125
5
E39
5
Yes
ABS actuator and electric unit (control unit)
Ground
Continuity
Connector
Terminal
E125
5
—
No
C1120, C1122, C1124, C1126 ABS IN VALVE SYSTEM
BRC-73
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1120, C1122, C1124, C1126 ABS IN VALVE SYSTEM
DTC Logic
INFOID:0000000009177283
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1. Turn ignition switch OFF to ON.
2. Perform self-diagnostic result.
Is DTC C1120, C1122, C1124 or C1126 detected?
YES
>> Proceed to diagnosis procedure. Refer to
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009177284
Regarding Wiring Diagram information, refer to
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 ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) BATTERY POWER SUPPLY
Check voltage between ABS actuator and electric unit (control unit) connector E125 terminal 3 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 (control unit) connector E125 terminals 1, 2 and
ground.
DTC
Display Item
Malfunction detected condition
Possible causes
C1120
FR LH IN ABS SOL
When a malfunction is detected in front LH ABS IN
valve.
• Harness or connector
• ABS actuator and electric unit
(control unit)
• Fusible link
• Battery power supply system
C1122
FR RH IN ABS SOL
When a malfunction is detected in front RH ABS IN
valve.
C1124
RR LH IN ABS SOL
When a malfunction is detected in rear LH ABS IN
valve.
C1126
RR RH IN ABS SOL
When a malfunction is detected in rear RH ABS IN
valve.
ABS actuator and electric unit (control unit)
—
Voltage
(Approx.)
Connector
Terminal
E125
3
Ground
Battery voltage
BRC-74
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C1120, C1122, C1124, C1126 ABS IN VALVE SYSTEM
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-123, "Removal and Installa-
.
NO
>> Repair or replace malfunctioning components.
ABS actuator and electric unit (control unit)
—
Continuity
Connector
Terminal
E125
1
Ground
Yes
2
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