Nissan Leaf. Manual - part 526

EVC-128

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DIAGNOSIS AND REPAIR WORK FLOW

Diagnostic Work Sheet

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DIAGNOSIS AND REPAIR WORK FLOW

EVC-129

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EVC-130

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ADDITIONAL SERVICE WHEN REMOVING 12V BATTERY NEGATIVE TERMI-

NAL

ADDITIONAL SERVICE WHEN REMOVING 12V BATTERY NEGATIVE
TERMINAL

Description

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When the 12V battery negative terminal is disconnected, the timer mounted in VCM cannot be controlled nor-

mally because timer information stored in VCM is erased. In such case, the timer must be reset to correct time.

NOTE:

If timer charge setting is previously set to ON, the timer charge ON setting can be cancelled by disconnecting

the 12 V battery negative terminal.

Work Procedure

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1.

CHECK VEHICLE SPECIFICATIONS

Check vehicle specifications.

Models with NISSAN genuine navigation system>>GO TO 2.

Except above>>GO TO 3.

2.

PERFORM VCM TIMER ADJUSTMENT

Perform VCM timer adjustment. Refer to 

AV-277, "ADDITIONAL SERVICE WHEN REMOVING BATTERY

NEGATIVE TERMINAL : Work Procedure"

 (Navigation without BOSE) or 

AV-420, "ADDITIONAL SERVICE

WHEN REMOVING BATTERY NEGATIVE TERMINAL : Work Procedure"

 (Navigation with BOSE).

>> END

3.

SET COMBINATION METER TIME

Set the combination meter clock right.

>> END

ADDITIONAL SERVICE WHEN REPLACING VCM

EVC-131

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ADDITIONAL SERVICE WHEN REPLACING VCM

Description

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When replacing VCM, this procedure must be performed.

NOTE:

The necessary operation is different depending on the operation result of VCM data save or write. Always per-

form the operation according to procedures. Refer to 

EVC-131, "Work Procedure"

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Work Procedure

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1.

SAVE VCM DATA

1. Turn off the power 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. Turn power switch ON.

3. Select “SAVE DATA FOR CPU REPLACE” in “WORK SUPPORT” mode using CONSULT.

4. Follow the instruction of CONSULT display.

NOTE:

Necessary data in VCM is copied and saved to CONSULT.

Is operation completed successfully?

YES

>> GO TO 2.

NO

>> GO TO 5.

2.

REPLACE VCM

1. Turn off the power 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. Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

>> GO TO 3.

3.

PERFORM VCM KEY ID REGISTRATION

Refer to 

SEC-65, "VCM : Work Procedure"

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>> GO TO 4.

4.

WRITE VCM DATA

1. Select “WRITE DATA AFTER REPLACE CPU” in “WORK SUPPORT” mode using CONSULT.

2. Follow the instruction of CONSULT display.

NOTE:

The data saved by “SAVE DATA FOR CPU REPLACE” is written to VCM.

Is operation completed successfully?

YES

>> GO TO 9.

NO

>> GO TO 7.

5.

REPLACE VCM

1. Turn off the power 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. Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.