Nissan Leaf. Manual - part 553

 

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Nissan Leaf. Manual - part 553

 

 

EVC-236

< DTC/CIRCUIT DIAGNOSIS >

P312B EV SYSTEM RESTART ERROR

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.

3. Connect quick charge connector.

4. Start quick charge and wait at least 60 seconds.

5. Turn power switch ON.

6. Stop quick charge and wait at least 60 seconds.

7. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-236, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120690

1.

PERFORM SELF-DIAGNOSIS OF TRACTION MOTOR INVERTER

With CONSULT

Perform self-diagnosis of traction motor inverter.
Is DTC detected?

YES

>> Check the DTC. Refer to 

TMS-28, "DTC Index"

.

NO

>> GO TO 2.

2.

PERFORM SELF-DIAGNOSIS OF PDM (POWER DELIVERY MODULE)

Perform self-diagnosis of PDM (Power Delivery Module).
Is DTC detected?

YES

>> Check the DTC. Refer to 

VC-34, "DTC Index"

.

NO

>> GO TO 3.

3.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

1. Erase DTC.

2. Perform DTC confirmation procedure again. Refer to 

EVC-235, "DTC Logic"

.

Is DTC “P312B” detected again?

YES

>> Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

NO

>> INSPECTION END

P312C, P3130 TRACTION MOTOR INVERTER CONDENSER DISCHARGE ER-

ROR

EVC-237

< DTC/CIRCUIT DIAGNOSIS >

D

E

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EVC

N

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P312C, P3130 TRACTION MOTOR INVERTER CONDENSER DISCHARGE
ERROR

DTC Logic

INFOID:0000000010120691

DTC DETECTION LOGIC

NOTE:

If DTC P312C or P3130 is displayed with DTC P0AA0 or P0AA1, perform diagnosis for DTC P0AA0 or

P0AA1.

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. Set the vehicle to READY and perform test drive.

2. 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.

3. Turn power switch ON and wait at least 1 minutes.

4. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-237, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120692

1.

PERFORM SELF-DIAGNOSIS OF TRACTION MOTOR INVERTER

With CONSULT

Perform self-diagnosis of traction motor inverter.
Is DTC detected?

YES

>> Check the DTC. Refer to 

TMS-28, "DTC Index"

.

NO

>> GO TO 2.

2.

PERFORM CONFIRMATION PROCEDURE AGAIN

Perform confirmation procedure again. Refer to 

EVC-237, "DTC Logic"

Is DTC “P312C” or “P3130” detected?

YES

>> Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

NO

>> INSPECTION END

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P312C

INVERTER DISCHARGE ER-
ROR
(Inverter discharge error)

Traction motor inverter voltage is 54 V or more for 14 sec-
onds during stop of READY or charge

• Traction motor inverter
• VCM

P3130

EVC-238

< DTC/CIRCUIT DIAGNOSIS >

P312D QUICK CHARGE ERROR

P312D QUICK CHARGE ERROR

DTC Logic

INFOID:0000000010120693

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. Check that the charging status indicator is not illuminating, 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.

2. Connect quick charge connector.

3. Start the quick charging and wait at least 2 minutes.

4. Turn power switch ON.

5. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-238, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120694

1.

PERFORM SELF-DIAGNOSIS OF PDM (POWER DELIVERY MODULE)

With CONSULT

Perform self-diagnosis of PDM (Power Delivery Module).
Is DTC detected?

YES

>> Check the DTC. Refer to 

VC-34, "DTC Index"

.

NO

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Erase DTC.

2. Perform DTC confirmation procedure again. Refer to 

EVC-238, "DTC Logic"

.

Is DTC detected?

YES

>> Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

NO

>> INSPECTION END

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P312D

QUICK CHARGE RELAY
(Quick charge relay)

Immediately before starting quick charge, the quick charg-
er cannot be ready for 60 seconds.

• Harness or connector
• PDM (Power Delivery 

Module)

• VCM

P312E READY OFF ERROR

EVC-239

< DTC/CIRCUIT DIAGNOSIS >

D

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EVC

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P312E READY OFF ERROR

DTC Logic

INFOID:0000000010120695

DTC DETECTION LOGIC

NOTE:

If DTC P312E is displayed with DTC P317A, P3191, P31A7, or P319C, perform diagnosis for DTC P317A,

P3191, P31A7, or P319C.

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. Set the vehicle to READY.

2. Operate the automatic air conditioning system (A/C switch ON).

3. Turn power switch OFF as automatic air conditioning system ON condition

4. Wait at least 30 seconds.

5. Turn power switch ON.

6. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-239, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120696

1.

PERFORM SELF-DIAGNOSIS OF PDM (POWER DELIVERY MODULE)

With CONSULT

Perform self-diagnosis of PDM (Power Delivery Module).
Is DTC detected?

YES

>> Check the DTC. Refer to 

VC-34, "DTC Index"

.

NO

>> GO TO 2.

2.

PERFORM SELF-DIAGNOSIS OF A/C AUTO AMP.

With CONSULT

Perform self-diagnosis of A/C auto amp.
Is DTC detected?

YES

>> Check the DTC. Refer to 

HAC-56, "DTC Index"

 [auto A/C (with heat pump)] or 

HAC-251, "DTC

Index"

 [auto A/C (without heat pump)].

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P312E

READY OFF ERROR
(Ready off error)

• During the shutdown from READY, battery current re-

mains 5.5 A or more for 25.5 seconds or more.

• During the shutdown from READY, traction motor invert-

er is not ready for discharge for 25.5 seconds or more. 

• Harness or connector
• LBC
• Traction motor inverter
• A/C auto amp.
• PDM (Power Delivery 

Module)

• VCM

 

 

 

 

 

 

 

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