Classification:

EL17-013a

Reference:

Date:

NTB17-109a

February 8, 2018

2016 - 2018 TITAN AND TITAN XD;
CLIMATE CONTROLLED HEATED AND COOLED SEATS POOR
OR NO OPERATION
This bulletin has been amended. The APPLIED VEHICLES section and pages 17 and 18 have
changed. No other changes have been made. Please discard previous versions of this bulletin.

APPLIED VEHICLES: 2016 – 2018 Titan and Titan XD (A61)
APPLIED VIN // DATE: 2016 – 2017: All VINs and Dates
2018: Built on or before 1N6(*)A1(***)JN 517051 // January 3, 2018
Applied vehicles equipped with climate controlled seats only.
IF YOU CONFIRM
The Climate Controlled (Heated and Cooled) seats do not heat or cool well, or do not work
at all.

NOTE: This issue, if it should occur, may occur on
only the driver seat, or only the front passenger seat,
or both front seats.

Control knobs for climate
controlled seats

ACTION
Refer to the Repair Overview flow chart on page 2.

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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Repair Overview

Confirm climate controlled seats do not operate well
or do not operate at all.

Turn the control knob (A) to the
heat side (1) or the cool side
(2). The indicator light (B) on
the control knob will illuminate.

Turn the climate control seat ON and observe the
indicator light on the control knob for 2 minutes.
Light is still ON
after 2 minutes.

Replace the
climate controlled
seat distribution
bag with the new
one listed in the
PARTS
INFORMATION
section of this
bulletin (refer to
page 11).
NOTE: Refer to
Seat Cushion
Foam Inspection
on page 17 to
determine if NEW
seat cushion foam
and NEW trim will
be required.

Light has turned
OFF within 2
minutes.

Check for missing tie
straps on the thermal
electric devices per this
bulletin (refer to page 3).

Not missing

Missing

Install missing tie
straps per this
bulletin (Refer to
page 8).

The SERVICE
PROCEDURE in
bulletin does not apply.
Refer to ASIST for
further diagnostic and
repair information.

Perform Zero Point Reset as
required.
NOTE: Perform repairs ONLY on seat(s) with a confirmed incident as described in
Repair Overview.

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NTB17-109a

SERVICE PROCEDURE

Seat Cushion Thermal Electric Device Tie Strap Inspection
1. Raise affected seat and adjust to rear most position.



Look for the thermal electric device
under the seat in the area shown in
Figure 1.

Inspect seat cushion
thermal electric
device here.

Figure 1

Seat cushion
blower duct




Seat cushion thermal electric device
as seen with the seat installed in the
vehicle.

Seatback strap

Tie strap #1

Viewed from under the rear of the
front seat.
Seat cushion
thermal electric
device

Tie strap #2
Figure 2

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NTB17-109a

NOTE: Seat has been removed for clarification but seat removal is not required to
perform inspection of seat cushion thermal electric device tie straps.

2. Verify seat cushion thermal electric
device tie strap #1 and tie strap #2 are
in place in both locations shown in
Figures 2 and 3.

Tie strap #1

Tie strap #2

Figure 3

3. If seat cushion thermal electric device tie strap #1 and/or #2 are missing, make note of
it and go to step 4 on the next page.

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NTB17-109a

Seatback Thermal Electric Device Tie Strap Inspection

4. Locate the seatback flap at the lower
rear of the seat.

Seatback flap

5. Locate the seatback zippers behind the
seatback flap on left and right sides of
seat.

Seatback
zippers behind
seatback flap
Figure 4

Seatback
zipper

Seatback
thermal electric
device

6. Unzip both left and right side seatback
zippers.

7. Release seatback J-hook at lower
seatback.
Seatback J-hook
Figure 5

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NTB17-109a

Tie strap #1

Seatback thermal
electric device

8. Verify seatback thermal electric device
tie strap #1 and #2 are in place.
Seatback
blower duct

Tie strap #2

Figure 6
9. Are seat cushion tie straps #1 and/or #2 missing (see step 2, page 4)?
Yes: Go to step 11 on the next page.
No: Go to step 10.
10. Are seatback tie straps missing?
Yes: Skip to step 16 on page 8.
No: If all tie straps are correctly positioned, this bulletin does not apply. Refer to ASIST
for further diagnostic and repair information.

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NTB17-109a

Seat Removal
11. Turn the ignition ON.
12. Write down the radio settings.
Presets
AM
FM 1
FM 2
SAT 1
SAT 2
SAT 3
Bass

1

2

Treble

3

Balance

4

Fade

5

6

Spd Sen. Vol.

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

For a listing of 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 > Special Repair
Requirements.
 This list often includes items such as audio, HVAC, power windows, clock,
etc.

14. Remove the affected seat(s) from the vehicle.


Refer to the ESM, section BODY INTERIOR > SEAT, for seat removal information.



The power seat may need forward/backward movement to access the mounting
bolts. Follow the ESM for battery connection/disconnection.



If equipped with Cummins Diesel, disconnect the negative battery cable from both
batteries.



Each time the battery is disconnected, wait at least 3 minutes before continuing.

15. Set the seat in a clean working area.


Continue to Thermal Electric Device Tie Strap Installation on the next page.
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NTB17-109a

Thermal Electric Device Tie Strap Installation
NOTE:
 The following photos show seat cushion tie strap installation.


The process is the same for seat cushion and seatback thermal electric
device tie strap installation.



Perform tie strap installation for seat cushion and/or seatback as needed.

16. Secure blower duct to thermal electric
device by applying pressure as
indicated by the arrow in Figure 7.

Blower
duct

Thermal electric device
Figure 7

17. Install tie strap #1 around blower duct
as shown in Figure 8.


Use tie straps listed in the PARTS
INFORMATION section of this
bulletin.



Cut excess tie strap material.

Tie strap
#1

Figure 8

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NTB17-109a

18. Lift the thermal electric device away
from the climate controlled seat
distribution bag adapter to access tie
strap #2 mounting holes.

Climate control seat
distribution bag adapter
Tie strap #2

19. Route tie strap #2 through climate
controlled seat distribution bag adapter.
Thermal electric device
Figure 9

20. Secure thermal electric device into
climate controlled seat distribution bag
adapter.


Tie strap #2

Squeeze the thermal electric device
and the climate controlled seat
distribution bag adapter together as
shown in Figure 10.
Figure 10

Tie strap
#1

21. Secure tie strap #2 around thermal
electric device.


Use tie straps listed in the PARTS
INFORMATION section of this
bulletin.

Tie strap
#2



Cut excess tie strap material.

Trim excess
tie strap

Figure 11
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NTB17-109a