Classification:

Reference:

EC19-010a

Date:

NTB19-052a

October 8, 2019

2016-2018 MAXIMA; LOW POWER / STOP LAMPS STAY ON
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.

APPLIED VEHICLES:

2016-2018 Maxima (A36)

IF YOU CONFIRM
The customer reports that intermittently there is low power when accelerating,
And/or
The stop lamps (brake lights) stay ON after releasing the brake pedal, with the ignition ON
or OFF.

ACTION
1. Delete the stop lamp relay and bypass the stop lamp relay circuit.
2. Replace the stop lamp switch with the one listed in PARTS INFORMATION on page 14.

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

CAUTION: Handle interior trim carefully to avoid damage. Work with clean hands and
clean tools to avoid dirt and stains. Use protective covers as needed.

1. Record (write down) any customer settings that will be lost when the battery is
disconnected.


For a listing of the systems that may lose settings or memory when disconnecting
the 12V battery refer to the Electronic Service Manual (ESM): ELECTRICAL &
POWER CONTROL > POWER SUPPLY, GROUND & CIRCUIT ELEMENTS >
BASIC INSPECTION > INSPECTION AND ADJUSTMENT > ADDITIONAL
SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL.
 This list often includes items such as HVAC, power windows, clock, etc.

2. Turn the ignition OFF.

3. Disconnect the negative terminal of the vehicle 12V battery.


For the procedure to disconnect the battery refer to the ESM: ELECTRICAL &
POWER CONTROL > POWER SUPPLY, GROUND & CIRCUIT ELEMENTS >
REMOVAL AND INSTALLATION > BATTERY.

WARNING: In the following steps, exposed sharp metal will be present. Take care to
prevent personal injury.

Front of
vehicle

4. Remove the stop lamp relay (E34).

Stop lamp
relay (E34)
Figure 1
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NTB19-052a

5. Locate Joint Connector-E08 (shown as E39 in Figure 2).
NOTE: Joint Connector-E08 is taped to the engine room harness behind the E7 Fuse
Block (J/B).

Figure 2
6. Untape Joint Connector-E08 from the engine room harness.

Parking
brake

Joint Connector
E08

Brake pedal
bracket

Figure 3
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NTB19-052a

7. Release the harness connector lock tab
(Figure 4), and then slide the harness
connector lock out (Figure 5) and
remove from Joint Connector-E08.
Harness connector
lock tab

Joint Connector
E08
Figure 4

Harness
connector lock
Figure 5

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NTB19-052a

Locking
tab

Locking
tab

8. Release two (2) locking tabs, one on
each side of the grey bus bar (Figure 6
and Figure 7).
Grey bus bar
Figure 6

Locking
tab

Grey bus bar
Figure 7

9. Push the bus bar out, and then remove it
completely from the connector.

Grey bus bar
Figure 8

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NTB19-052a

10. Connect a continuity tester to circuit LS01A to the relay circuit where shown in
Figure 9.

Figure 9

11. Test each of the five (5) Joint Connector-E08 circuits highlighted in Figure 10, as shown
in Figure 11, until continuity with LS01A is found.


The five (5) circuits to be tested all have pink wires.

Circuits to
be tested

Joint
Connector-E08
Figure 10

Figure 11

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NTB19-052a

12. Using a terminal tool (J-48817-1, blade
#01A), carefully remove the circuit with
continuity to LS01A, from step 11.

Circuit with
continuity to LS01A

NOTE: Click on the Video button at the
bottom of the page, for an animation of
removing the terminal from Joint
Connector-E08.

Joint
Connector-E08

Figure 12

NOTE: If needed, refer to ASIST / TechMate / Tech-Mate Tools & Equipment /
Users Guides / Harness Repair Kit
Users Guide / S Family (Page 141) for
the procedure to the remove pin.

13. Cut the terminal off of the removed wire
with an appropriate tool.

Figure 13

Wire taped
into harness
14. Fold the wire back onto the harness and
tape it in place.


Use 3M/Scotch Professional Grade
Vinyl Super 88 Electrical Tape (3/4
inch wide) or equivalent.

Figure 14

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NTB19-052a

Stop lamp
switch

15. Locate the stop lamp switch.
NOTE: The original stop lamp switch will
be white.

Figure 15

Harness
connector E38

16. Unplug the stop lamp switch harness
connector (harness connector E38).

Figure 16

New stop
lamp switch
17. Remove the original white stop lamp
switch, and then install the new one.
NOTE:


The new stop lamp switch is green.



See PARTS INFORMATION on
page 14.



Refer to the ESM for brake lamp adjustment: BRAKES > BRAKE SYSTEM >
SERVICE DATA AND SPECIFICATIONS (SDS) > SERVICE DATA AND
SPECIFICATIONS (SDS).

Figure 17

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NTB19-052a

18. Using a terminal tool (J-48817-1, blade #09A), carefully remove the the wires from
terminals 1 and 2 from the stop lamp switch connector #E38, shown in Figure 18.


Terminal No. 1 and Terminal No. 2 locations are shown in Figure 19, from harness
side.
NOTE: If needed, refer to ASIST / Tech-Mate / Tech-Mate Tools & Equipment /
Users Guides / Harness Repair Kit Users Guide / MF Family (Page 92) for the
procedure to remove the pins.
Shown with terminals removed

Figure 18

Figure 19

19. Cut the removed wire terminals off with
an appropriate tool.

Wires folded back
and taped in place

20. Fold the two (2) wires back onto the
harness and tape them in place.


Use 3M/Scotch Professional Grade
Vinyl Super 88 Electrical Tape (3/4
inch wide) or equivalent.
Figure 20

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NTB19-052a

21. Insert the terminal of the pink wire (of the new jumper harness) into the cavity of Joint
Connector-E08 where the terminal was removed in step 12.


See PARTS INFORMATION on page 14 for the new jumper harness.

22. Insert the terminal of the red wire (of the new jumper harness) into the cavity of Joint
Connector-E08 indicated in Figure 21.
NOTE: This location is an empty cavity.

Joint
Connector-E08

New jumper
harness
Figure 21

Grey bus bar
23. Reinsert the grey bus bar into Joint
Connector-E08 that was removed in
step 9.

Figure 22

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NTB19-052a

Harness
connector lock
24. Reinstall the harness connector lock
that was removed in step 7.

Figure 23
25. Tape or zip tie Joint Connector-E08 back to the harness where it was removed in
step 6.
26. Route the new jumper harness along the engine room harness as shown in Figure 24.

Engine room
harness

New jumper
harness

Joint
Connector-E08

Brake switch

Figure 24

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NTB19-052a

27. Insert the wire terminals of the new
jumper harness into the stop lamp switch
harness connector (E38).


Red wire into terminal cavity No. 1.



Pink wire into terminal cavity No. 2.

Terminal cavity
No. 1

Terminal cavity
No. 2

Stop lamp switch harness
connector (E38)
Figure 25

Stop lamp switch harness
connector (E38)
28. Plug the stop lamp switch harness
connector (harness connector E38) into
the new stop lamp switch.
New stop
lamp switch
Figure 26

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NTB19-052a

29. Attach the jumper harness with zip ties to the engine room harness as shown in
Figure 27.


Use as many zip ties as needed, to ensure that there is no interference with the
surrounding components.

NOTE: Extra harness length can be coiled and zip tied to the engine room harness.

= Zip tie
Figure 27
30. Connect the battery negative cable.
31. Confirm that the brake lights function correctly.
32. Reset/reinitialize systems as needed.


For a listing of the systems that may lose settings or memory when disconnecting
the 12V battery refer to the ESM: ELECTRICAL & POWER CONTROL > POWER
SUPPLY, GROUND & CIRCUIT ELEMENTS > BASIC INSPECTION >
INSPECTION AND ADJUSTMENT > ADDITIONAL SERVICE WHEN REMOVING
BATTERY NEGATIVE TERMINAL.
 This list often includes items such as, HVAC, power windows, clock, etc.

33. Test drive the vehicle and make sure it operates correctly and the MIL is OFF.


This bulletin does not cover any repairs beyond jumper harness installation.



If the MIL comes ON, go to ASIST for further diagnostic information.

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NTB19-052a

A.

PARTS INFORMATION
DESCRIPTION

PART NUMBER

QUANTITY

Jumper Harness
(HARNESS-SUB)

24167-4RA9E

1

Brake Switch
(SWITCH ASSY-STOP LAMP)

25320-AX10A

1

Zip Ties

(1)

Shop Supply

Electrical Tape

Use 3M/Scotch Professional Grade
Vinyl Super 88 Electrical Tape (3/4
inch wide) or equivalent (1)

Shop Supply

(1) This product (or equivalent) is available at many local automotive supply stores, and
many local hardware stores.

CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION

PFP

OP CODE

SYM

DIA

FRT

Install Jumper Harness
(1)
RX8BAA
HC
32
0.8
(1) Reference the electronic parts catalog, and use the Light Relay 25230-***** as the
Primary Failed Part (PFP).

AMENDMENT HISTORY
PUBLISHED DATE REFERENCE

DESCRIPTION

June 26, 2019

NTB19-052

Original bulletin published

October 8, 2019

NTB19-052a

ACTION section revised

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NTB19-052a