Nissan Teana J32. Instruction — part 241
BRC-22
< COMPONENT DIAGNOSIS >
[ABS]
C1109 POWER AND GROUND SYSTEM
C1109 POWER AND GROUND SYSTEM
Description
INFOID:0000000003766741
Supplies electric power to the ABS actuator and electric unit (control unit).
DTC Logic
INFOID:0000000003766742
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
DTC REPRODUCTION PROCEDURE
1.
Turn the ignition switch OFF to ON.
2.
Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC “C1109” detected?
YES
>> Proceed to diagnosis procedure. Refer to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003766743
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect ABS actuator and electric unit (control unit) connector.
3.
Check terminal for deformation, disconnection, looseness, etc.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace damaged parts.
2.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY CIRCUIT
1.
Check the voltage between ABS actuator and electric unit (control unit) harness connector and ground.
2.
Check 30A fusible link (G).
3.
Check the continuity between ABS actuator and electric unit (control unit) harness connector and battery
positive terminal.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts. (Check ABS earth bolt for tightness and corrosion.)
3.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) GROUND CIRCUIT
Check the continuity between ABS actuator and electric unit (control unit) harness connector 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)
ABS actuator and electric unit (control unit)
—
Voltage
Connector
Terminal
E34
3
Ground
Battery voltage
ABS actuator and electric unit (control unit)
—
Continuity
Connector
Terminal
E34
3
Battery positive
terminal
Existed
C1109 POWER AND GROUND SYSTEM
BRC-23
< COMPONENT DIAGNOSIS >
[ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit).
NO
>> Repair or replace damaged parts. (Check ABS earth bolt for tightness and corrosion.)
ABS actuator and electric unit (control unit)
—
Continuity
Connector
Terminal
E34
1
Ground
Existed
4
BRC-24
< COMPONENT DIAGNOSIS >
[ABS]
C1110 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
C1110 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
DTC Logic
INFOID:0000000003766745
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
DTC REPRODUCTION PROCEDURE
1.
Turn the ignition switch ON.
2.
Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC “C1110” detected?
YES
>> Proceed to diagnosis procedure. Refer to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003766746
1.
REPLACE ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
CAUTION:
Replace ABS actuator and electric unit (control unit) when self-diagnostic result shows items other
than those applicable.
>> Replace ABS actuator and electric unit (control unit).
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)
C1111 ABS MOTOR, MOTOR RELAY SYSTEM
BRC-25
< COMPONENT DIAGNOSIS >
[ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1111 ABS MOTOR, MOTOR RELAY SYSTEM
Description
INFOID:0000000003766748
PUMP
The pump returns the brake fluid stored in the reservoir to the master cylinder by reducing the pressure.
MOTOR
The motor drives the pump according to the signals transmitted by the ABS actuator and electric unit (control
unit).
MOTOR RELAY
Activates or deactivates motor according to the signals transmitted by the ABS actuator and electric unit (con-
trol unit).
DTC Logic
INFOID:0000000003766749
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
DTC REPRODUCTION PROCEDURE
1.
Turn the ignition switch ON.
2.
Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is DTC “C1111” detected?
YES
>> Proceed to diagnosis procedure. Refer to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003766750
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect ABS actuator and electric unit (control unit) connector.
3.
Check terminal for deformation, disconnect, looseness, etc.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace damaged parts.
2.
CHECK ABS MOTOR AND MOTOR RELAY POWER SUPPLY CIRCUIT
Check the voltage between the ABS actuator and electric unit (control unit) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace damaged parts.
3.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) GROUND CIRCUIT
Check the continuity between ABS actuator and electric unit (control unit) harness connector and ground.
DTC
Display item
Malfunction detected condition
Possible cause
C1111
PUMP MOTOR
During the actuator motor operating with ON, when the
actuator motor turns OFF, or when the control line for ac-
tuator motor relay is open.
• Harness or connector
• ABS actuator and electric unit
(control unit)
During the actuator motor operating with OFF, when the
actuator motor turns ON, or when the control line for relay
is shorted to ground.
ABS actuator and electric unit (control unit)
—
Voltage
Connector
Terminal
E34
2
Ground
Battery voltage
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