Classification:

Reference:

Date:

EM16-009

ITB17-002

January 27, 2017

INFINITI; OIL LEAKING AROUND TIMING CONTROL SOLENOID VALVE
APPLIED VEHICLES:

2017 Q60 (V37)
2016-2017 Q50 (V37)
2013 JX35 (L50)
2014-2017 QX60 (L50)
2017 QX80 (Z62)

With V6 only. Hybrid not included.

IF YOU CONFIRM
Engine oil is leaking from a valve timing control solenoid valve.
And
The valve timing control solenoid valve operates correctly and is not externally damaged,

ACTION
Replace the valve timing control solenoid valve O-ring with a new one using the Service Procedure starting on
page 2.

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. Remove the leaking valve timing control solenoid valve (VTC solenoid) from the valve timing control cover
(VTC cover).
2. Inspect for debris and visual damage to the body of the VTC solenoid that could cause the leak.


Clean any debris that is present from the VTC solenoid and the VTC cover surfaces.

3. Is any visual damage present to the body of the VTC solenoid that could cause the leak?
NO: Proceed to step 4.
YES: This bulletin does not apply.
 Refer to the Electronic Service Manual (ESM) section EM – Engine Mechanical for further
information.

VTC solenoid

4. Remove the O-ring from the base of the VTC
solenoid.
IMPORTANT: Be careful not to damage the Oring’s sealing surface.
O-ring

Figure 1

5. Install a new O-ring as follows:

a. Verify the machined O-ring groove is free from
debris or contamination.

Machined O-ring
groove
Figure 2

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ITB17-002

b. Cut a 2 inch by 8.5 inch strip of plain printer
paper.

Plain printer
paper
Figure 3

c. Roll the VTC solenoid valve with the sheet of
paper cut in step 5b (Figure 4).

Figure 4

Machined O-ring
groove

d. Roll the new O-ring over the paper and into
the machined O-ring groove.
New O-ring
e. Remove the paper that was rolled onto the
VTC solenoid.

Figure 5

6. Apply engine oil to the O-ring and then install the VTC solenoid into the VTC cover.


Ensure the VTC cover orifice is free from debris or contamination before reinstallation.

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ITB17-002

PARTS INFORMATION
DESCRIPTION
O-Ring

PART NUMBER
15066-3RC6C

CLAIMS INFORMATION
DESCRIPTION
Install O-Ring

QUANTITY
1

PFP

OP CODE

SYM

DIA

FRT

(1)

AM66AA

ZE

32

(2)

(1) Refer to the electronic parts catalog (FAST) and use the VTC Oil Control Assembly part number as the
Primary Failed Part (PFP).
(2) Reference the current Infiniti Warranty Flat Rate Manual and use the indicated flat rate time.

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ITB17-002