SB-10055313-2155
Classification:

BR14-001

Reference:

Date:

NTB14-017

March 20, 2014

2013 LEAF; BRAKE PEDAL SENSITIVE AT SPEEDS
BELOW 15 MPH
APPLIED VEHICLE
VIN AND DATE:

2013 LEAF (ZE0) Built before 1N4AZ0CP(*)DC 421981
and NOV 02, 2013

IF YOU CONFIRM


Customer may experience some brake sensitivity at speeds below 15 mph. The
customer may experience this issue while in stop-and-go traffic conditions.
And



No DTCs are present in the Electrically-driven Intelligent Brake Control Unit.
 If DTCs are present, refer to the specific section of the applicable Electronic
Service Manual (ESM) and diagnose first.

ACTION
1. Refer to step 14 in the SERVICE PROCEDURE to confirm this bulletin applies to the
vehicle you are working on.
2. If this bulletin applies, reprogram the Electrically-driven Intelligent Brake Control Unit
with CONSULT III plus (CIII plus).

IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you
will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it
contains information that is essential to successfully completing this repair.
Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are
properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a job
properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle, DO
NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle.

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SERVICE PROCEDURE
Reprogram Electrically-driven Intelligent Brake Control Unit
1. Before continuing, it is IMPORTANT to make sure:


ASIST on the CONSULT PC has been freshly synchronized (updated).



All CONSULT related software updates (if any) have been installed.
NOTE: The CONSULT PC automatically gets all reprogramming software during
ASIST synchronization.

CAUTION:


Turn off all cell phones and external Bluetooth devices within range of C-III plus.



Do not touch C-III plus during reprogramming.



Do not disconnect the AC adaptor during reprogramming.



Do not disconnect the “plus” VI’s diagnostic cables during reprogramming.



Do not touch the power (“ignition”) switch during reprogramming.



Do not touch any electrical switch during reprogramming.

2. Have the GR8 Multitasking Battery Diagnostic Station (battery tester/charger)
available and ready to use.


Do not connect the battery tester/charger at this time. The battery tester/charger
will be set up later in this bulletin.
CAUTION: Do not charge the High Voltage (HV) Lithium Ion battery during
reprogramming.
NOTE:
 Check to see if the timer for either charging or climate control is on. If on, turn
them off and make sure to turn them back on after reprogramming.

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3. Once all ASIST and CONSULT related updates have been verified/performed, attach
the CONSULT PC to vehicle.


Connect the plus VI to the vehicle.



Connect the AC adapter to the CONSULT PC.

4. Turn on the CONSULT PC, and then open C-III plus.

5. Press the vehicle’s power (“ignition”) switch twice without depressing the
brake pedal.


The meter and gauges will illuminate.
CAUTION: Do Not set the vehicle in “READY to drive” mode.
NOTE: Make sure all accessories are turned off.

6. After the plus VI is recognized, select Re/programming, Configuration.
NOTE: Make sure all applications other than C-III plus are closed.

plus VI is
recognized

Step
6

Figure 1

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7. Select Next.

Step
7

Figure 2

8. Select LEAF and 2013 or Automatic Selection (VIN).


If Automatic Selection (VIN) is selected, wait for the Reading VIN screen to
complete (picture not shown).

9. Select Select.

This works,
too
Step
8

2013

Step
9

Figure 3

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10. Verify the VIN in VIN or Chassis # matches that of the vehicle’s.


If the correct VIN exists, select Confirm.

Verify
here

XXXXXXXXXXX XXXXXX

If OK, select
Confirm

Figure 4

11. On the next screen, select Confirm.

XXXXXXXXXXX XXXXXX

Step
11

Figure 5

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12. Select BRAKE.


Wait for system call to complete.

Step
12

Figure 6

13. Select Reprogramming.

Step
13

Figure 7

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14. Write down the Part Number on the vehicle’s repair order (see Figure 8).

If BRAKE P/N is not
in Table A, select
Home, and then
select “X”
XXXXXXXXXXX XXXXXX

This is the current
EV/HEV Part
Number

XXXXX

XXXXXXXXXXX XXXXXX

If OK, select
Save

Figure 8



If the BRAKE part number is in “Table A” below, continue with reprogramming.

 Select Save, and then go to Step 15.


If the BRAKE part number is not in “Table A” below, reprogramming is not needed.
 Close C-III plus (select Home, and then the “X”), disconnect from the vehicle.
 If the timer for either charging or climate control were turned off, turn them back
on.

Table A
Model

Current BRAKE Part Number: 46007 -

2013 LEAF

3NF0A, 3NF1A

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15. Select Next.

XXXXXXXXXXX XXXXXX

XXXXX

XXXXXXXXXXX XXXXXX

Step
15

Figure 9

16. Read the precautions on page 1, and then select page 2 (page 2 not shown) with
arrow. After reading page 2, select Confirmed instructions, and then select Next.

Step
16

Figure 10

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NOTE: In some cases, more than one new P/N for reprogramming is available.
 In this case, the screen in Figure 11 will display.
 Select and use the reprogramming option that does not have the message
“Caution! Use ONLY with NTBXX-XXX”.


If you get this screen and it is blank (no reprogramming listed), it means that there is
no reprogramming available for this vehicle.

BRAKE

Figure 11
17. Verify “Current” and “After Reprogramming” part numbers are listed, then select Next.


They should be different.

XXXXX
XXXXX

XXXXXXXXXXX XXXXXX

Verify P/Ns
listed, then
select Next

Figure 12
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18. Open the hood, and then set up the GR8 Multitasking Battery Diagnostic Station
(battery tester/charger) for the 12V battery.


Set GR8 to ECM Power Supply Mode.
CAUTION: Battery voltage must stay between 12 volts and 15.5 volts.
CAUTION: Do not charge the High Voltage (HV) Lithium Ion battery during
reprogramming.

12V battery

DO NOT CHARGE
during reprogramming

Figure 13
19. Confirm that battery voltage is correct, and then select Next.
NOTE: Battery voltage must stay within specified range to make the indicator turn green.

Monitor 12V
battery
voltage here

Must be
“Green” before
selecting Next

Figure 14
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20. On the next screen, select Start.


The reprogramming process begins when Start has been selected.