Nissan Leaf. Manual — part 1197
P31A2 CAN ERROR
TMS-69
< DTC/CIRCUIT DIAGNOSIS >
D
E
F
G
H
I
J
K
L
M
A
B
TMS
N
O
P
P31A2 CAN ERROR
DTC Logic
INFOID:0000000010120964
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always power switch OFF and wait
at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1. Power switch ON and wait for 5 seconds or more.
2. Check DTC.
Is “P31A2” detected?
YES
>> Go to
.
NO-1 >> To check malfunction symptom before repair: Refer to
GI-53, "Intermittent Incident"
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010120965
1.
REPLACE VCM
Replace the VCM due to malfunction in the electric shift control module built in VCM. Refer to
>> END
DTC
CONSULT screen terms
(Trouble diagnosis content)
Malfunction detected condition
Possible cause
P31A2
CAN ERROR
(CAN data error)
If traction motor inverter detects CAN data error contin-
uously for 2 seconds or more
VCM (Electric shift control mod-
ule)
TMS-70
< DTC/CIRCUIT DIAGNOSIS >
P31A4 CAN ERROR
P31A4 CAN ERROR
DTC Logic
INFOID:0000000010120966
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always power switch OFF and wait
at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1. Power switch ON and wait for 5 seconds or more.
2. Check DTC.
Is “P31A4” detected?
YES
>> Go to
NO-1 >> To check malfunction symptom before repair: Refer to
GI-53, "Intermittent Incident"
.
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010120967
1.
REPLACE VCM
Replace the VCM. Refer to
EVC-423, "Removal and Installation"
>> END
DTC
CONSULT screen terms
(Trouble diagnosis content)
Malfunction detected condition
Possible cause
P31A4
CAN ERROR
(CAN data error)
If traction motor inverter detects CAN data error
VCM
P31A9 CAN ERROR
TMS-71
< DTC/CIRCUIT DIAGNOSIS >
D
E
F
G
H
I
J
K
L
M
A
B
TMS
N
O
P
P31A9 CAN ERROR
DTC Logic
INFOID:0000000010120968
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always power switch OFF and wait
at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1. Power switch ON and wait for 5 seconds or more.
2. Check DTC.
Is “P31A9” detected?
YES
>> Go to
.
NO-1 >> To check malfunction symptom before repair: Refer to
GI-53, "Intermittent Incident"
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010120969
1.
REPLACE LI-ION BATTERY CONTROLLER
Replace the Li-ion battery controller. Refer to
.
>> END
DTC
CONSULT screen terms
(Trouble diagnosis content)
Malfunction detected condition
Possible cause
P31A9
CAN ERROR
(CAN data error)
If traction motor inverter detects CAN data error con-
tinuously for 2 seconds or more
Li-ion battery controller
TMS-72
< DTC/CIRCUIT DIAGNOSIS >
P31AD CAN ERROR
P31AD CAN ERROR
DTC Logic
INFOID:0000000010120970
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always power switch OFF and wait
at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1. Power switch ON and wait for 5 seconds or more.
2. Check DTC.
Is “P31AD” detected?
YES
>> Go to
NO-1 >> To check malfunction symptom before repair: Refer to
GI-53, "Intermittent Incident"
.
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010120971
1.
REPLACE VCM
Replace the VCM due to malfunction in the electric shift control module built in VCM. Refer to
.
>> END
DTC
CONSULT screen terms
(Trouble diagnosis content)
Malfunction detected condition
Possible cause
P31AD
CAN ERROR
(CAN data error)
If traction motor inverter detects CAN data error
continuously for 2 seconds or more
VCM (Electric shift control module)
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