ITB17-020

Classification:
Reference:
Date:
EC17-005
ITB17-020
March 9, 2017
2010 – 2012 FX35; MIL ON WITH DTC P0101
APPLIED VEHICLE: 2010 – 2012 FX35 (S51)
APPLIED ENGINE:
VQ35HR (V6 Engine)
IF YOU CONFIRM
The MIL is ON with DTC P0101 (MAF SEN/CIRCUIT-B1) stored.
and
There are no drivability issues.
ACTION
Clean the throttle valve and chamber of the electronic throttle control actuator.
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.
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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SERVICE PROCEDURE
ETC
1. Remove the electronic throttle control actuator
(ETC) from the engine.

Refer to the Electronic Service Manual (ESM),
section EM-Engine Mechanical, for ETC
removal.
Figure 1
2. On the engine-side of the ETC, clean off deposits on the chamber and throttle valve.
a. Spray “carburetor” cleaner on a clean cloth towel.

Do not use a paper towel.

For warranty repairs, use only Nissan Genuine Low VOC Non-Chlorinated Carburetor Cleaner.

For non-warranty repairs, Nissan Genuine Low VOC Non-Chlorinated Carburetor Cleaner is
recommended, but an equivalent “carburetor” cleaner may be used.
 See PARTS INFORMATION for further details.
CAUTION: Do not spray directly on the ETC chamber. Damage may occur to the electronics of the
ETC.
NG
OK
Figure 2
Figure 3
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ITB17-020
b. Clean the throttle valve and chamber with the soaked cloth towel.
c. Clean off the deposits from the edges and outer ends of the throttle valve (see Figure 4).
d. Clean off the areas of the chamber where the throttle valve meets up to and around it.

Hold the valve open to access these areas.
CAUTION:
 Do not use excessive force when opening the throttle valve.
 Be careful not to scratch the throttle valve or chamber areas during cleaning.
Clean chamber
on and near
dotted line
Clean edge all around,
and outer ends on both
sides of throttle valve
Figure 4
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ITB17-020
3. The cleaning is complete when unobstructed
clearance is seen between the throttle valve and
chamber (see Figure 5).

Unobstructed
Clean
unobstructed
clearance
when
clearance
clean
Looking at the clearance while shining a
light from behind will help confirm proper
cleaning.
Figure 5
4. Re-install the ETC.

Refer to the ESM, section EM-Engine Mechanical, for ETC installation.

Install a new ETC gasket.
 Do not reuse the old ETC gasket.
5. Erase the DTC.
6. Using CONSULT-III plus, perform Idle Air Volume Leaning (IAVL).

Refer to the ESM, section EC-Engine Control, for IAVL procedure.

The IAVL procedure includes:
 Accelerator Pedal Position Learning, and
 Throttle Valve Closed Position Learning.
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ITB17-020
PARTS INFORMATION
DESCRIPTION
GASKET-ADAPTER
(ETC gasket)
Nissan Genuine Low VOC
Non-Chlorinated Carburetor Cleaner
PART NUMBER
QUANTITY
16175-JK21A
1
999MP-A3001P (1) (2)
As needed
(1) Order this item through the Infiniti Maintenance Advantage program: Phone: 877-INF-IMA1 (877-4634621). Website order via link on dealer portal www.NNAnet.com and click on the “Maintenance Advantage”
link.
(2) For warranty repairs, Nissan Genuine Low VOC Non-Chlorinated Carburetor Cleaner must be used. For
non-warranty repairs, Nissan Genuine Low VOC Non-Chlorinated Carburetor Cleaner is recommended, but
an equivalent “carburetor” cleaner may be used.
CLAIMS INFORMATION
Submit a Primary Part (PP) type claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Clean Electronic Throttle
(1)
DX52AA
HD
32
0.8
Chamber off Vehicle
(1) Refer to the electronic parts catalog (FAST) and use the Throttle Chamber Assembly (16119-*****)
assembly part number as the Primary Failed Part (PFP).
EXPENSE CODE
041
DESCRIPTION
Nissan Genuine Low VOC
Non-Chlorinated Carburetor Cleaner
5/5
MAX AMOUNT
$1.75
ITB17-020