Nissan Titan A60. Instruction — part 164
BRC-34
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C1105, C1106, C1107, C1108 WHEEL SENSOR-2
Is the inspection result normal?
YES
>> Replace the ABS actuator and electric unit (control unit). Refer to
.
NO
>> Repair the circuit.
Component Inspection
INFOID:0000000006648980
1.
CHECK DATA MONITOR
On “DATA MONITOR”, select “FR LH SENSOR”, “FR RH SENSOR”, “RR LH SENSOR”, and “RR RH SEN-
SOR”, and check the vehicle speed.
Is the inspection result normal?
YES
>> Inspection End
NO
>> Go to diagnosis procedure. Refer to
Special Repair Requirement
INFOID:0000000006648981
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-8, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL
.
>> 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-9, "CALIBRATION OF DECEL G SENSOR : Description"
>> END
Wheel sensor
ABS actuator and
electric unit (control unit)
Wheel sensor
Continuity
Connector
Terminal
Connector
Terminal
Front LH
E125
45
E18
1
Yes
46
2
Front RH
34
E117
1
33
2
Rear LH
37
C11
2
36
1
Rear RH
42
C10
2
43
1
Wheel sensor
Vehicle speed (DATA MONITOR)
FR LH SENSOR
Nearly matches the speedometer dis-
play (
±10% or less)
FR RH SENSOR
RR LH SENSOR
RR RH SENSOR
C1109 POWER AND GROUND SYSTEM
BRC-35
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1109 POWER AND GROUND SYSTEM
Description
INFOID:0000000006165839
Supplies electric power to the ABS actuator and electric unit (control unit).
DTC Logic
INFOID:0000000006165840
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
.
NO
>> Inspection End
Diagnosis Procedure
INFOID:0000000006165841
Regarding Wiring Diagram information, refer to
1.
CONNECTOR INSPECTION
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check terminals for deformation, disconnection, looseness, and so on. If any malfunction is found, repair
or replace terminals.
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 terminals. Repair or replace connector.
2.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT AND
GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) connector.
3. Check voltage between ABS actuator and electric unit (control
unit) connector E125 terminal 4 and ground.
DTC
Display item
Malfunction detected condition
Possible cause
C1109
BATTERY VOLTAGE
[ABNORMAL]
When the ABS actuator and electric unit (control unit)
power supply voltage is lower than normal.
• Harness or connector
• ABS actuator and electric unit
(control unit)
Self-diagnosis results
BATTERY VOLTAGE [ABNORMAL]
ABS actuator and elec-
tric unit (control unit)
—
Condition
Voltage
Connector
Terminal
E125
4
Ground
Ignition switch: ON
Battery voltage
Ignition switch: OFF
Approx. 0V
AWFIA0015ZZ
BRC-36
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C1109 POWER AND GROUND SYSTEM
4. Turn ignition switch OFF.
5. Check continuity between ABS actuator and electric unit (control
unit) connector E125 terminals 16, 47 and ground.
Is the inspection result normal?
YES
>> Check battery for terminal looseness, low voltage, etc. If any malfunction is found, repair malfunc-
tioning parts.
NO
>> Repair or replace malfunctioning components.
Special Repair Requirement
INFOID:0000000006648982
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-8, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL
.
>> 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-9, "CALIBRATION OF DECEL G SENSOR : Description"
>> END
ABS actuator and electric unit
(control unit)
—
Continuity
Connector
Terminal
E125
16, 47
Ground
Yes
AWFIA0016ZZ
C1110, C1170 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
BRC-37
< DTC/CIRCUIT DIAGNOSIS >
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1110, C1170 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
DTC Logic
INFOID:0000000006165843
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
.
NO
>> Inspection End
Diagnosis Procedure
INFOID:0000000006165844
1.
REPLACE ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-116, "Removal and Installa-
.
Special Repair Requirement
INFOID:0000000006648983
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-8, "ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL
.
>> 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-9, "CALIBRATION OF DECEL G SENSOR : Description"
>> END
DTC
Display item
Malfunction detected condition
Possible cause
C1110
CONTROLLER FAILURE
When there is an internal malfunction in the ABS actuator
and electric unit (control unit).
• ABS actuator and electric unit
(control unit)
C1170
VARIANT CODING
In a case where VARIANT CODING is different.
Self-diagnosis results
CONTROLLER FAILURE
VARIANT CODING
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