ITB16-037c

Classification:
Reference:
Date:
HA16-006c
ITB16-037c
January 31, 2017
2014-2016 Q50; INCORRECT DIFFERENCE IN HVAC VENT TEMPERATURES
This bulletin has been amended throughout. Discard all previous versions of this bulletin.
APPLIED VEHICLES:
APPLIED VIN / DATE:
2014-2016 Q50 and Q50 Hybrid (V37)
2014 Q50: ALL
2014-2015 Q50 Hybrid: ALL
2015 Q50 vehicles built before: JN1BV7AR(*)FM 424062 / Dec. 12, 2015
JN1BV7AP(*)FM 359111 / Dec. 12, 2015
2016 Q50 vehicles built before: JN1CV7AR(*)GM 250330 / Dec. 16, 2015
JN1CV7AP(*)GM 200286 / Dec. 17, 2015
2016 Q50 Hybrid vehicles built before: JN1AV7AR(*)GM 530016 / Dec. 16, 2015
JN1AV7AP(*)GM 490021 / Dec. 16, 2015
IF YOU CONFIRM:
The driver side vent is warmer by 10°F or more than the passenger side with the HVAC’s dual temp mode
selected and the A/C set on both sides at 60°F.

This incident, if it should occur, may be intermittent.
IMPORTANT: The purpose of ACTION (on page 2) is to give you a quick idea of the work you will be
performing. You MUST closely follow the entire SERVICE PROCEDURE (starting on page 3) as it contains
information that is essential to successfully completing this repair.
Infiniti 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 Infiniti retailer to determine if this
applies to your vehicle.
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Figure 1
ACTION:
Using the SERVICE PROCEDURE in this bulletin (starting on page 3), replace the air mix door motor LH and
the air mix door lever LH with the ones from the PARTS INFORMATION section of this bulletin.
NOTE: It is not necessary to remove either the instrument panel or the heater case to perform the following
procedure. Do not remove either the instrument panel or the heater case from the vehicle for this procedure.
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ITB16-037c
SERVICE PROCEDURE
Air Mix Door Motor LH and Air Mix Door Lever LH Removal
1. Remove the instrument panel side finisher LH with
a suitable finesse tool (see Figure 2).
Side finisher LH
Figure 2
2. Remove the instrument lower panel LH (see Figure 3).
a. Disconnect the aspirator duct.
b. Disconnect all electrical connections, and then disconnect all harness clips.
c. Disconnect the hood release handle and cable.
b. Connectors
Connector
c. Hood release
b. Connector
b.
Clips
Clips
a. Duct
Instrument
panel lower LH
b. Connectors
Figure 3
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ITB16-037c
3. Remove the four (4) bolts, and then remove
bracket 1 (see Figure 4).
Bolts
Bracket 1
Figure 4
4. Remove the heater duct.
a. Unfasten the heater duct by inserting a flat
blade screwdriver and GENTLY twisting it to
release the duct from the clip (see Figure 5).
Insert screwdriver
here
b. After unfastening at the top, the heater duct
will lift off a pin at the duct bottom.
Figure 5
Heater duct
Figure 6
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ITB16-037c
5. Remove bracket 2 (see Figure 7).
Clip
a. Remove the screw.
b. Turn the bracket to get to the backside of the
harness clip, and then pinch with a suitable
tool to unfasten it.
Bracket 2
Screw
Figure 7
6. Remove the air mix door motor LH (see
Figure 8).
Connector
Screw
a. Remove the two (2) screws.
b. Pull off the air mix door motor LH, and then
disconnect its electrical connector.
Air mix door
motor LH
Figure 8
Air mix door
lever LH
7. Remove the air mix door lever LH.

Pull the lever straight out.

See next page, Figure 10 for more detail.
Figure 9
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ITB16-037c
Air mix door
motor LH
Air mix door
lever LH
Air mix door
lever LH 2
Pin - Air mix
door lever LH
Bracket 2
Figure 10
Replacement Air Mix Door Motor and Lever Installation
Pin fits in
this channel
1. Install the new air mix door motor LH and air mix
door lever LH in reverse order of removal.
Air mix door
lever LH
NOTE:
 For replacement parts, see PARTS
INFORMATION.
 Add grease as needed to the air mix door
lever LH’s pin, and the channel where
the pin fits into air mix door lever LH 2.
 Use multipurpose extreme pressure
lithium grease or equivalent.
 When installing the air mix door lever LH,
make sure its pin is inserted in the cam
section of air mix door lever LH 2 (see
Figure 10 and 11).
Figure 11
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ITB16-037c
PARTS INFORMATION
DESCRIPTION
PART NUMBER
QTY
ACTUATOR ASSY-AIR MIX
27742-4GF0A
1
LINK-AIR DOOR, NO 6 (air mix door lever)
27154-4GF0A
1
CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Replace Air Mix Door Motor and Lever
27742-4GF0A
TX46AA
ZE
32
0.5
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ITB16-037c