ITB20-020

Classification:
Reference:
Date:
BT20-012
ITB20-020
August 13, 2020
RATTLE FROM HEAT SHIELD
APPLIED VEHICLES:
2018-2020 QX80 (Z62)
IF YOU CONFIRM
There is a rattle noise coming from the right front of the vehicle when the engine is running, when turning the
steering wheel, or when driving at parking lot speeds.
ACTION
Adjust the clearance between the heat shield above the exhaust front tube (RH) and the frame to 10 mm,
AND
Adjust the clearance between the rear cooler and heater pipe assembly and the heat shield above the exhaust
front tube (RH) to 6 mm.
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
1.
Locate the heat shield above the exhaust front
tube (RH).
Rear heater
pipes
Exhaust front
tube (RH)
2.
F
R
O
N
T
Locate the rear heater pipes on the upper
inboard side of the frame.
Heat
shield
Figure 1
3.
Locate the rear cooler pipes on the upper
outboard side of the frame.
F
R
O
N
T
Rear cooler
pipes
Figure 2
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ITB20-020
4.
Use your hands to adjust the clearance
between the heat shield and the top side of the
frame to 10 mm.
To avoid burns and cuts to the skin, wait for
the exhaust system to cool down and wear
protective gloves before adjusting the heat
shield.
10 mm
Heat
shield
Frame
Figure 3
Rear cooler and
heater pipe assembly
5.
Use your hands to adjust the clearance
between the rear cooler and heater pipe
assembly and the heat shield to 6 mm.
6 mm
Heat
shield
Figure 4
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ITB20-020
CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Adjust Heat Shield and Rear Cooler and Heater Pipe
(1)
FX64AA
ZL
32
0.3 hrs.
(1) Reference the electronic parts catalog and use the Lower Dash Insulator (67354-*****) as the Primary
Failed Part (PFP).
AMENDMENT HISTORY
PUBLISHED DATE
REFERENCE
August 13, 2020
ITB20-020
DESCRIPTION
Original bulletin published
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ITB20-020