Nissan X-Trail 32. Manual — part 1653
PB-138
< DTC/CIRCUIT DIAGNOSIS >
U0422 BCM SIGNAL
U0422 BCM SIGNAL
DTC Description
INFOID:0000000010723014
DTC DETECTION LOGIC
POSSIBLE CAUSE
• BCM
• Electric parking brake control module
FAIL-SAFE
Automatic release is prohibited.
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1.
Turn the ignition switch OFF to ON.
CAUTION:
Be sure to wait for 10 seconds after turning ignition switch OFF or ON.
2.
Push the parking brake switch.
CAUTION:
• Set the select lever in the P position.
• Depress the brake pedal.
3.
Pull the parking brake switch.
4.
Perform self-diagnosis for “EHS/PKB”.
Is DTC “U0422” detected?
YES
>> Proceed to
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010723015
1.
ERFORM SELF-DIAGNOSIS (1)
With CONSULT
Perform self-diagnosis for “BCM”.
Is DTC detected?
YES
>> Check the DTC. Refer to
NO
>> GO TO 2.
2.
PERFORM SELF-DIAGNOSIS (2)
With CONSULT
1.
Turn the ignition switch OFF to ON.
CAUTION:
Be sure to wait for 10 seconds or more after turning the ignition switch OFF.
2.
Erase self-diagnosis result for “EHS/PKB”.
3.
Repeat the parking brake switch operation (pull and push) five times.
DTC
Display Item
(Trouble diagnosis content)
Malfunction detected condition
U0422
BCM
(Body control module)
When a malfunction is detected in BCM system.
U0422 BCM SIGNAL
PB-139
< DTC/CIRCUIT DIAGNOSIS >
C
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4.
Perform self-diagnosis for “EHS/PKB”.
Is DTC “U0422”, “U1000” detected?
YES (“U0422”)>>Replace the electric parking brake control module. Refer to
PB-153, "Removal and Installa-
.
LAN-17, "Trouble Diagnosis Flow Chart"
NO
>> INSPECTION END
PB-140
< DTC/CIRCUIT DIAGNOSIS >
U1000 CAN COMM CIRCUIT
U1000 CAN COMM CIRCUIT
DTC Description
INFOID:0000000010723016
DTC DETECTION LOGIC
POSSIBLE CAUSE
• CAN communication system malfunction
FAIL-SAFE
• Automatic apply and release are prohibited.
• Brake force is degraded.
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1.
Turn the ignition switch OFF to ON.
CAUTION:
Be sure to wait for 10 seconds after turning ignition switch OFF or ON.
2.
Push the parking brake switch.
CAUTION:
• Set the select lever in the P position.
• Depress the brake pedal.
3.
Pull the parking brake switch.
4.
Perform self-diagnosis for “EHS/PKB”.
Is DTC “C1000” detected?
YES
>> Proceed to
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010723017
LAN-17, "Trouble Diagnosis Flow Chart"
DTC
Display Item
(Trouble diagnosis content)
Malfunction detected condition
U1000
CAN COMM CIRCUIT
(CAN communication cir-
cuit)
BUS OFF
(Bus off)
When CAN communication signal is not continuously transmitted or re-
ceived for 2 seconds or more.
ERRATIC
(Erratic)
When no inaccurate signal is received.
U1060 VEHICLE SPEED
PB-141
< DTC/CIRCUIT DIAGNOSIS >
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PB
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P
U1060 VEHICLE SPEED
DTC Description
INFOID:0000000010723018
DTC DETECTION LOGIC
POSSIBLE CAUSE
• CAN communication line
• ABS actuator and electric unit (control unit) system
• Electric parking brake control module
FAIL-SAFE
• Automatic apply and release are prohibited.
• Brake force is degraded.
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1.
Turn the ignition switch OFF to ON.
CAUTION:
Be sure to wait for 10 seconds after turning ignition switch OFF or ON.
2.
Push the parking brake switch.
CAUTION:
• Set the select lever in the P position.
• Depress the brake pedal.
3.
Pull the parking brake switch.
4.
Perform self-diagnosis for “EHS/PKB”.
Is DTC “U1060” detected?
YES
>> Proceed to
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010723019
1.
ERFORM SELF-DIAGNOSIS (1)
With CONSULT
Perform self-diagnosis for “ABS”.
Is DTC detected?
YES
>> Check the DTC. Refer to
.
NO
>> GO TO 2.
2.
CHECK DATA MONITOR (1)
With CONSULT
1.
Turn the ignition switch OFF to ON.
CAUTION:
Be sure to wait for 10 seconds or more after turning the ignition switch OFF.
DTC
Display Item
(Trouble diagnosis content)
Malfunction detected condition
U1060
VEHICLE SPPED
(Vehicle speed)
When CAN communication signal with wheel speed signal from ABS actuator and
electric unit (control unit) is not continuously received for 2 seconds or more.
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