Nissan Qashqai (2007-2010). Manual — part 732
BRC-126
< COMPONENT DIAGNOSIS >
[ESP/TCS/ABS]
C1121, C1123, C1125, C1127 OUT ABS SOL
NO
>> Go to diagnosis procedure. Refer to
BRC-124, "Diagnosis Procedure"
Special Repair Requirement
INFOID:0000000000977413
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actua-
tor and electric unit (control unit). Refer to
BRC-78, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> END
C1130, C1131, C1132 ENGINE SIGNAL
BRC-127
< COMPONENT DIAGNOSIS >
[ESP/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1130, C1131, C1132 ENGINE SIGNAL
Description
INFOID:0000000000924859
ABS actuator and electric unit (control unit) receives the engine signel from ECM with CAN communication
line.
DTC Logic
INFOID:0000000000924860
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-127, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000000924861
INSPECTION PROCEDURE
1.
CHECK ENGINE SYSTEM
1.
Perform ECM self-diagnosis. Repair or replace items indicated, then perform ECM self-diagnosis again.
-
EC-100, "CONSULT-III Function"
.
-
HR16DE (without EURO-OBD):
EC-430, "CONSULT-III Function"
.
-
MR20DE (with EURO-OBD:
EC-719, "CONSULT-III Function"
-
MR20DE (without EURO-OBD:
EC-1054, "CONSULT-III Function"
.
-
EC-1315, "Diagnosis Description"
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
Special Repair Requirement
INFOID:0000000000924862
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actua-
tor and electric unit (control unit). Refer to
BRC-78, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> END
DTC
Display item
Malfunction detected condition
Possible cause
C1130
ENGINE SIGNAL 1
ECM signals are invalid or ECM self diagnosis indicates
a fault that prevents correct TCS operation.
• Harness or connector
• ABS actuator and electric unit
(control unit)
• ECM
• CAN communication line
C1131
ENGINE SIGNAL 2
C1132
ENGINE SIGNAL 3
Self-diagnosis results
ENGINE SIGNAL 1
ENGINE SIGNAL 2
ENGINE SIGNAL 3
BRC-128
< COMPONENT DIAGNOSIS >
[ESP/TCS/ABS]
C1142 PRESS SENSOR
C1142 PRESS SENSOR
Description
INFOID:0000000000924867
The pressure sensor converts the brake fluid pressure to an electric signal and transmits it to the ABS actuator
and electric unit (control unit). [The pressure sensor is integrated in the ABS actuator and electric unit (control
unit).]
DTC Logic
INFOID:0000000000924868
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-128, "Diagnosis Procedure"
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000000924869
INSPECTION PROCEDURE
1.
CHECK STOP LAMP SWITCH CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect ABS actuator and electric unit (control unit) connector.
3.
Disconnect stop lamp switch connector.
4.
Check terminal for deformation, disconnection, looseness, and so on. If any malfunction is found, repair or
replace terminal.
5.
Reconnect connectors securely.
6.
Start engine.
7.
Repeat pumping brake pedal carefully several times, and perform self-diagnosis.
Is any item indicated on the self-diagnosis display?
YES
>> GO TO 2.
NO
>> Poor connection of connector terminal. Replace or repair connector.
2.
CHECK STOP LAMP SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch connector.
3.
Check continuity between stop lamp switch connector terminals.
DTC
Display item
Malfunction detected condition
Possible cause
C1142
PRESS SEN CIRCUIT
Pressure sensor signal line is open or shorted, or pres-
sure sensor is malfunctioning.
• Harness or connector
• Stop lamp switch
• ABS actuator and electric unit
(control unit)
Self-diagnosis results
PRESS SEN CIRCUIT
Stop lamp switch
Condition
Continuity
Terminal
1
−
2
Release stop lamp switch
(When brake pedal is depressed.)
Existed
Push stop lamp switch
(When brake pedal is released.)
Not existed
C1142 PRESS SENSOR
BRC-129
< COMPONENT DIAGNOSIS >
[ESP/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace stop lamp switch.
3.
CHECK STOP LAMP SWITCH CIRCUIT
1.
Disconnect ABS actuator and electric unit (control unit) connector.
2.
Connect stop lamp switch connector.
3.
Check voltage between ABS actuator and electric unit (control unit) harness connector terminal and
ground.
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit).
NO
>> Repair or replace malfunctioning components.
Component Inspection
INFOID:0000000000924870
1.
CHECK DATA MONITOR
On “DATA MONITOR”, select “PRESS SENSOR” and check the brake fluid pressure.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Go to diagnosis procedure. Refer to
BRC-128, "Diagnosis Procedure"
.
Special Repair Requirement
INFOID:0000000000924871
1.
ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION
Always perform the neutral position adjustment for the steering angle sensor, when replacing the ABS actua-
tor and electric unit (control unit). Refer to
BRC-78, "ADJUSTMENT OF STEERING ANGLE SENSOR NEU-
>> END
ABS actuator and electric unit (control unit)
Condition
Voltage
Connector
Terminal
E36
20
Brake pedal is depressed
Battery voltage
Brake pedal is released
Approx. 0 V
Condition
PRESS SENSOR
(DATA MONITOR)
With ignition switch turned ON and brake pedal released.
Approx. 3 bar
With ignition switch turned ON and brake pedal depressed.
0 to 200 bar
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