Nissan Qashqai J11. Manual — part 966
C1144 INCOMPLETE STEERING ANGLE SENSOR ADJUSTMENT
BRC-101
< DTC/CIRCUIT DIAGNOSIS >
[WITH ESP]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1144 INCOMPLETE STEERING ANGLE SENSOR ADJUSTMENT
DTC Logic
INFOID:0000000010329839
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 C1144 detected?
YES
>> Proceed to diagnosis procedure. Refer to
BRC-101, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010329840
1.
ADJUST THE NEUTRAL POSITION OF STEERING ANGLE SENSOR
Perform neutral position adjustment of steering angle sensor. Refer to
>> GO TO 2.
2.
CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
Perform self-diagnostic result.
Is DTC C1144 detected?
YES
>> GO TO 3.
NO
>> Inspection End.
3.
CHECK STEERING ANGLE SENSOR SYSTEM
Check steering angle sensor system. Refer to
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-142, "Removal and Installa-
.
NO
>> Repair or replace malfunctioning components.
DTC
Display Item
Malfunction detected condition
Possible causes
C1144
ST ANG SEN SIGNAL
When neutral position adjustment of steering angle
sensor is not complete.
• Harness or connector
• Steering angle sensor
• ABS actuator and electric unit
(control unit)
• Incomplete neutral position ad-
justment of steering angle sen-
sor
BRC-102
< DTC/CIRCUIT DIAGNOSIS >
[WITH ESP]
C1154 PNP SWITCH
C1154 PNP SWITCH
DTC Logic
INFOID:0000000010769760
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1.
Perform self-diagnostic result for USM.
Is DTC C1154 detected?
YES
>> Check Neutral Gear position switch or Reverse Gear position switch and USM system. Then GO
TO 2.
NO
>> Inspection end.
2.
CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1.
Perform self-diagnostic result for USM.
Is any DTC detected?
YES
>> Refer to
NO
>> Perform more detailed analysis of Neutral Gear positionswitch or Reverse Gear position switch
and USM system.
DTC
Display Item
Malfunction detected condition
Possible causes
C1154
PNP POSI SIG
[ABNORMAL SIGNAL]
When a malfunction is detected with the neutral gear
position switch or reverse switch position signal from
the USM controller over CAN.
• Harness or connector
• USM control unit
C1155 BRAKE FLUID LEVEL SWITCH
BRC-103
< DTC/CIRCUIT DIAGNOSIS >
[WITH ESP]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
N
O
P
C1155 BRAKE FLUID LEVEL SWITCH
DTC Logic
INFOID:0000000010329841
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
1.
Turn ignition switch OFF to ON and wait 1 minute or more.
2.
Perform self-diagnostic result.
Is DTC C1155 detected?
YES
>> Proceed to diagnosis procedure. Refer to
BRC-103, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000010329842
Regarding Wiring Diagram information, refer to
1.
CHECK BRAKE FLUID LEVEL
1.
Turn the ignition switch OFF.
2.
Check brake fluid level. Refer to
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Refill brake fluid. Refer to
.
2.
CONNECTOR INSPECTION
1.
Turn ignition switch OFF.
2.
Disconnect combination meter connector M52 and brake fluid level switch connector E6.
3.
Check connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace as necessary.
3.
CHECK BRAKE FLUID LEVEL SWITCH
Check brake fluid level switch. Refer to
BRC-104, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace reservoir tank. Refer to
4.
CHECK BRAKE FLUID LEVEL SWITCH CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect brake fluid level switch harness connector.
3.
Disconnect combination meter harness connector.
4.
Check continuity between brake fluid level switch harness connector and combination meter harness con-
nector.
DTC
Display Item
Malfunction detected condition
Possible causes
C1155
BR FLUID LEVEL LOW
When brake fluid level low signal is detected.
• Harness or connector
• ABS actuator and electric unit
(control unit)
• Brake fluid level switch
• Combination meter
BRC-104
< DTC/CIRCUIT DIAGNOSIS >
[WITH ESP]
C1155 BRAKE FLUID LEVEL SWITCH
5.
Check continuity between brake fluid level switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace malfunctioning components.
5.
CHECK BRAKE FLUID LEVEL SWITCH GROUND CIRCUIT
Check continuity between brake fluid level switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace malfunctioning components.
6.
CHECK COMBINATION METER
Check if indication and operation of combination meter are normal. Refer to
Is the inspection result normal?
YES
>> Replace ABS actuator and electric unit (control unit). Refer to
BRC-142, "Removal and Installa-
.
NO
>> Replace combination meter. Refer to
MWI-80, "Removal and Installation"
Component Inspection
INFOID:0000000010329843
1.
CHECK BRAKE FLUID LEVEL SWITCH
1.
Turn the ignition switch OFF.
2.
Disconnect brake fluid level switch harness connector.
3.
Check continuity between terminals of brake fluid level switch.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace reservoir tank. Refer to
.
Brake fluid level switch
Combination meter
Continuity
Connector
Terminal
Connector
Terminal
E6
1
M52
25
Yes
Brake fluid level switch
—
Continuity
Connector
Terminal
E6
1
Ground
No
Brake fluid level switch
—
Continuity
Connector
Terminal
E6
2
Ground
Yes
Brake fluid level switch
Condition
Continuity
Terminal
1 – 2
When brake fluid level in reservoir tank is within the specified level.
No
When brake fluid level in reservoir tank is less than the specified
level.
Yes
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