Nissan Leaf. Manual — part 567
EVC-292
< DTC/CIRCUIT DIAGNOSIS >
P3194, P319F, P31AA CAN COMMUNICATION
4.
REPLACE ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
With CONSULT
1. Replace ABS actuator and electric unit (control unit). Refer to
BRC-162, "Removal and Installation"
2. Perform DTC confirmation procedure again. Refer to
Is DTC P3194, P319F, or P31AA detected again?
YES
>> Replace VCM. Refer to
EVC-423, "Removal and Installation"
.
NO
>> INSPECTION END
P3195, P31A0, P31AB CAN COMMUNICATION
EVC-293
< DTC/CIRCUIT DIAGNOSIS >
D
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EVC
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P3195, P31A0, P31AB CAN COMMUNICATION
DTC Logic
INFOID:0000000010120761
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
• Turn power switch OFF and wait at least 90 seconds.
CAUTION:
During this period, never perform vehicle handling such as opening and closing of doors. If some
kind of vehicle handling is performed, then wait another 90 seconds or more from the time of the
vehicle handling.
• Make sure that 12V battery voltage is 11 V or more.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn power switch ON and wait at least 10 seconds.
2. Check DTC.
Is DTC detected?
YES
>> Proceed to
EVC-293, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010120762
1.
PERFORM TROUBLE DIAGNOSIS FOR CAN COMMUNICATION
Perform trouble diagnosis for CAN communication. Refer to
LAN-17, "Trouble Diagnosis Flow Chart"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK SELF-DIAGNOSTIC RESULT IN VCM
With CONSULT
Check self-diagnostic result in “EV/HEV”.
Is any CAN error (U1000 excluded) other than DTC P3195, P31A0, and P31AB detected?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
REPLACE VCM
With CONSULT
1. Replace VCM. Refer to
EVC-423, "Removal and Installation"
.
2. Perform DTC confirmation procedure again. Refer to
Is DTC P3195, P31A0, or P31AB detected again?
YES
>> Replace electrically-driven intelligent brake unit. Refer to
BR-510, "Removal and installation"
.
NO
>> INSPECTION END
4.
REPLACE ELECTRICALLY-DRIVEN INTELLIGENT BRAKE UNIT
With CONSULT
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P3195
COMMUNICATION ERROR
(Communication error)
When VCM detects an error signal that is received from electri-
cally-driven intelligent brake unit via CAN communication
• CAN communication
• Electrically-driven intel-
ligent brake unit
• VCM
P31A0
P31AB
EVC-294
< DTC/CIRCUIT DIAGNOSIS >
P3195, P31A0, P31AB CAN COMMUNICATION
1. Replace electrically-driven intelligent brake unit. Refer to
BR-510, "Removal and installation"
.
2. Perform DTC confirmation procedure again. Refer to
Is DTC P3195, P31A0, or P31AB detected again?
YES
>> Replace VCM. Refer to
EVC-423, "Removal and Installation"
.
NO
>> INSPECTION END
P3196, P31A1, P31AE EV SYSTEM CAN COMMUNICATION
EVC-295
< DTC/CIRCUIT DIAGNOSIS >
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P3196, P31A1, P31AE EV SYSTEM CAN COMMUNICATION
DTC Logic
INFOID:0000000010120763
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
• Turn power switch OFF and wait at least 90 seconds.
CAUTION:
During this period, never perform vehicle handling such as opening and closing of doors. If some
kind of vehicle handling is performed, then wait another 90 seconds or more from the time of the
vehicle handling.
• Make sure that 12V battery voltage is 11 V or more.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn power switch ON and wait at least 10 seconds.
2. Check DTC.
Is DTC detected?
YES
>> Proceed to
EVC-295, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010120764
1.
PERFORM TROUBLE DIAGNOSIS FOR CAN COMMUNICATION
Perform trouble diagnosis for CAN communication. Refer to
LAN-17, "Trouble Diagnosis Flow Chart"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK SELF-DIAGNOSTIC RESULT IN VCM
With CONSULT
Check self-diagnostic result in “EV/HEV”.
Is any EV system CAN error (U1000 excluded) other than DTC P3196, P31A1, and P31AE detected?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
REPLACE VCM
With CONSULT
1. Replace VCM. Refer to
EVC-423, "Removal and Installation"
.
2. Perform DTC confirmation procedure again. Refer to
Is DTC P3196, P31A1, or P31AE detected again?
YES
>> Replace PDM (Power Delivery Module). Refer to
VC-112, "Removal and Installation"
NO
>> INSPECTION END
4.
REPLACE PDM (POWER DELIVERY MODULE)
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P3196
COMMUNICATION ER-
ROR
(Communication error)
When VCM detects an error signal that is received from PDM
(Power Delivery Module) via CAN communication
• CAN communication
• PDM (Power Delivery
Module)
• VCM
P31A1
P31AE
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