Nissan X-Trail 32. Instruction — part 202
BRC-274
< DTC/CIRCUIT DIAGNOSIS >
[FORWARD EMERGENCY BRAKING]
C1A05 BRAKE SW/STOP LAMP SW
C1A05 BRAKE SW/STOP LAMP SW
DTC Logic
INFOID:0000000010766627
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Stop lamp switch circuit
• Stop lamp switch
• Incorrect stop lamp switch installation
• BCM
FAIL-SAFE
FEB system is canceled.
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC “C1A05” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the FEB system ON.
3.
Perform “All DTC Reading” with CONSULT.
4.
Check if the “C1A05” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”.
Is “C1A05” detected as the current malfunction?
YES
>> Refer to
BRC-274, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010766628
1.
CHECK DTC PRIORITY
If DTC “C1A05” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
NO
>> GO TO 2.
2.
CHECK STOP LAMP
Check the stop lamp when brake pedal is depressed/not depressed.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check the stop lamp. Refer to
(LED headlamp) or
(Halogen headlamp)
3.
CHECK STOP LAMP CIRCUIT
1.
Turn ignition switch ON.
2.
Perform “STOP LAMP” on “Active test” of “BCM-HEADLAMP” with CONSULT.
Is the inspection result normal?
YES
>> GO TO 4.
DTC
Trouble diagnosis name
DTC detecting condition
C1A05
BRAKE SW/STOP L SW
(Brake switch/Stop lamp switch)
Stop lamp switch signal received from BCM is abnormal
C1A05 BRAKE SW/STOP LAMP SW
BRC-275
< DTC/CIRCUIT DIAGNOSIS >
[FORWARD EMERGENCY BRAKING]
C
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BRC
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NO
>> Check the stop lamp circuit. Refer to
4.
PERFORM SELF-DIAGNOSIS OF CHASSIS CONTROL MODULE
1.
Perform “All DTC Reading”.
2.
Check if any DTC is detected in “Self Diagnostic Result” of “CHASSIS CONTROL”. Refer to
.
Is any DTC detected?
YES
>> Repair or replace the malfunctioning parts identified by the self-diagnosis result.
NO
>> GO TO 5.
5.
PERFORM SELF-DIAGNOSIS OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
1.
Perform “All DTC Reading”.
2.
Check if any DTC is detected in “Self Diagnostic Result” of “ABS”. Refer to
Is any DTC detected?
YES
>> Repair or replace the malfunctioning parts identified by the self-diagnosis result.
NO
>> GO TO 6.
6.
PERFORM SELF-DIAGNOSIS OF BCM
1.
Perform “All DTC Reading”.
2.
Check if any DTC is detected in “Self Diagnostic Result” of “BCM”. Refer to
Is any DTC detected?
YES
>> Repair or replace the malfunctioning parts identified by the self-diagnosis result.
NO
>> GO TO 7.
7.
PERFORM SELF-DIAGNOSIS OF DISTANCE SENSOR
Check if any DTC is detected in “Self Diagnostic Result” of “LASER/RADAR”. Refer to
Is any DTC detected?
YES
>> Repair or replace the malfunctioning parts identified by the self-diagnosis result.
NO
>> INSPECTION END
BRC-276
< DTC/CIRCUIT DIAGNOSIS >
[FORWARD EMERGENCY BRAKING]
C1A07 CVT
C1A07 CVT
DTC Logic
INFOID:0000000010927801
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Transmission assembly
• TCM
FAIL-SAFE
FEB system is canceled.
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC “C1A07” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn ON FEB system and drive.
CAUTION:
Always drive safely.
3.
Stop the vehicle.
4.
Perform “All DTC Reading” with CONSULT.
5.
Check if the “C1A07” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”.
Is “C1A07” detected as the current malfunction?
YES
>> Refer to
BRC-276, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010927802
1.
CHECK DTC PRIORITY
If DTC “C1A07” is displayed with DTC “U1000”, first diagnose the DTC “U1000”.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
NO
>> GO TO 2.
2.
PERFORM SELF-DIAGNOSIS OF TCM
Check if any DTC is detected in “Self Diagnostic Result” of “TRANSMISSION”.
Is any DTC detected?
YES
>> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
(Diesel engine models).
NO
>> Replace the distance sensor. Refer to
BRC-304, "Removal and Installation"
.
DTC
Trouble diagnosis name
DTC detection condition
C1A07
CVT CIRCUIT
(CVT circuit)
If CVT is malfunctioning
C1A12 RADAR OFF-CENTER
BRC-277
< DTC/CIRCUIT DIAGNOSIS >
[FORWARD EMERGENCY BRAKING]
C
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A
B
BRC
N
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C1A12 RADAR OFF-CENTER
DTC Logic
INFOID:0000000010766413
DTC DETECTION LOGIC
POSSIBLE CAUSE
Radar is off the aiming point
FAIL-SAFE
The following systems are canceled.
• Vehicle-to-vehicle distance control mode
• Distance Control Assist (DCA)
• Forward Emergency Braking (FEB)
• Predictive Forward Collision Warning (PFCW)
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start the engine.
2.
Turn the FEB system ON.
3.
Perform “All DTC Reading” with CONSULT.
4.
Check if the “C1A12” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/
RADAR”.
Is “C1A12” detected as the current malfunction?
YES
>> Refer to
BRC-277, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010766414
1.
ADJUST RADAR AIMING
1.
Adjust the radar beam aiming with CONSULT. Refer to
2.
Perform “All DTC Reading”.
3.
Check if the “C1A12” is detected in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C1A12” detected?
YES
>> Replace the distance sensor. Refer to
BRC-304, "Removal and Installation"
.
NO
>> INSPECTION END
DTC
Trouble diagnosis name
DTC detecting condition
C1A12
RADAR OFF-CENTER
(Radar off-center)
Radar of distance sensor is off the aiming point
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