MIL ON WITH DTC P11A7 STORED IN THE ECM

This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.

APPLIED VEHICLES

2019-2021 QX50 (J55)

2022 QX55 (FJ55)

IF YOU CONFIRM

The MIL is ON and DTC P11A7 (VCR STOPPER POSITION) is stored in the ECM.

HINT

There may also be a lack of power concern (fail-safe).

ACTION

Confirm the current ECM part number.
Reprogram the ECM, if applicable.

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.

SERVICE PROCEDURE

Using C-III plus, confirm the current ECM part number and write it on the repair order.
- If it matches one of the part numbers in Table 1, continue to step 2 on page 4.
- If it does not match one of the part numbers in Table 1, this bulletin does not apply. Go back to ASIST for further diagnostic and repair information.

Table 1: ECM Part Numbers

MODEL	YEAR	CURRENT ECM PART NUMBER: 23710-
QX50	2019	5NC0D, 5NC0E, 5NC1D, 5NC1E, 5NC2D, 5NC2E, 5NC3D, 5NC3E, 5NC4D, 5NC4E, 5NC5D, 5NC5E, 5NC6D, 5NC6E, 5NC7D, 5NC7E, 5NC8D, 5NC8E, 5NE0A, 5NE0B, 5NE0C, 5NE0D, 5NEOE, 5NE1A, 5NE1B, 5NE1C, 5NE1D, 5NE1E, 5NE2A, 5NE2B, 5NE2C, 5NE2D, 5NE2E, 5NE3A, 5NE3B, 5NE3C, 5NE3D, 5NE3E, 5NE4A, 5NE4B, 5NE4C, 5NE4D, 5NE4E, 5NE5A, 5NE5B, 5NE5C, 5NE5D, 5NE5E, 5NE6A, 5NE6B, 5NE6C, 5NE6D, 5NE6E, 5NE7A, 5NE7B, 5NE7C, 5NE7D, 5NE7E, 5NE8A, 5NE8B, 5NE8C, 5NE8D, 5NE8E, 5NF0A, 5NF0B, 5NF0C, 5NF0D, 5NF0E, 5NF1A, 5NF1B, 5NF1C, 5NF1D, 5NF1E, 5NF2A, 5NF2B, 5NF2C, 5NF2D, 5NF2E, 5NF3A, 5NF3B, 5NF3C, 5NF3D, 5NF3E, 5NF4A, 5NF4B, 5NF4C, 5NF4D, 5NF4E, 5NF5A, 5NF5B, 5NF5C, 5NF5D, 5NF5E, 5NF6A, 5NF6B, 5NF6C, 5NF6D, 5NF6E, 5NF7A, 5NF7B, 5NF7C, 5NF7D, 5NF7E, 5NF8A, 5NF8B, 5NF8C, 5NF8D, 5NF8E, 5NH0A, 5NH0B, 5NH1A, 5NH2A, 5NH3A, 5NH4A, 5NH5A, 5NH6A, 5NH7A, 5NH8A, 5NJ0E, 5NJ1E, 5NL0A, 5NL0B, 5NLOC, 5NL0D, 5NL0E, 5NL1A, 5NL1B, 5NL1C, 5NL1D, 5NL1E, 5NL2A, 5NL2B, 5NL2C, 5NL2D, 5NL2E, 5NL3A, 5NL3B, 5NL3C, 5NL3D, 5NL3E, 5NL4A, 5NL4B, 5NL4C, 5NL4D, 5NL4E, 5NL5A, 5NL5B, 5NL5C, 5NL5D, 5NL5E, 5NL6A, 5NL6B, 5NL6C, 5NL6D, 5NL6E, 5NL7A, 5NL7B, 5NL7C, 5NL7D, 5NL7E, 5NL8A, 5NL8B, 5NL8C, 5NL8D, 5NL8E
QX50	2020	5NC9A, 5VG1B, 5VG1C, 5VG1D, 5VG2B, 5VG2C, 5VG2D, 5VG3C, 5VG3D, 5VG3E, 5VG4C, 5VG4D, 5VG4E, 5VG5D, 5VG5E, 5VG6B, 5VG6C, 5VG6D, 5VG7B, 5VG7C, 5VG7D, 5VG8B, 5VG8C, 5VG8D
QX50	2021	5NY0B, 5NY0C, 5NY3B, 5NY3C, 5NY6B, 5NY6C, 5NY9B, 5NY9C, 5VS2B, 5VS2C, 5VS4B, 5VS4C, 5VS7B, 5VS7C, 5VS8B, 5VS8C
QX55	2022	5NV0E, 5NV1E, 5NV2E, 5NV3E, 5NV4E, 5NV5E, 5NV6E, 5NV7E, 5NV8E, 5NV9E

NOTICE

Perform the following before starting the reprogramming procedure to prevent damage to the control unit.

Connect the AC Adapter to the CONSULT PC.
Connect the CONSULT PC to the Internet via Wi-Fi or a network cable.
Ensure ASIST on the CONSULT PC has been synchronized (updated) to the current date and all C-III plus software updates (if any) have been installed.
Turn OFF all external Bluetooth ${ }^{\circledR}$ devices (e.g., cell phones, printers, etc.) within range of the CONSULT PC and the VI. If Bluetooth ${ }^{\circledR}$ signal waves are within range of the CONSULT PC or VI during reprogramming, the reprogramming may be interrupted.
Turn OFF all vehicle electrical loads.
Turn ON the hazard warning lamps.
Connect a battery maintainer or smart charger, set to reflash mode or a similar setting, to ensure the battery voltage stays between 12.0 V and 15.5 V .

HINT:

If you are not familiar with the reprogramming procedure, click here. This will link you to the "CONSULT-III plus (C-III plus) ECM Reprogramming" general procedure.
Take the vehicle for a 10 minute drive in order to meet the following Idle Air Volume Learning conditions:
- Engine coolant temperature: $70-100^{\circ} \mathrm{C}\left(158-212^{\circ} \mathrm{F}\right)$
- Battery voltage: More than 12.9 V (At idle)
- Transmission: Warmed up
When reprogramming is complete, you will be required to perform Throttle Valve Closed Position, Idle Air Volume Learning, Accelerator Closed Position, and DTC Erase.

Reprogram the ECM.
After completing Erase All DTCs, print a copy of the C-III plus screen showing the before and after part numbers of the control unit and attach it to the repair order.

CLAIMS INFORMATION

Submit a Primary Part (PP) type line claim using the following claims coding:

DESCRIPTION	PFP	OP CODE	SYM	DIA	FRT
Reprogram the ECM	$(1)$	DE97AA	ZE	32	$(2)$

(1) Reference the electronic parts catalog and use the ECM part number (23703-*****) as the Primary Failed Part (PFP).

(2) Reference the current Infiniti Warranty Flat Rate Manual and use the indicated Flat Rate Time (FRT).

AMENDMENT HISTORY

PUBLISHED DATE	REFERENCE	DESCRIPTION
December 8, 2021	ITB21-027	Original bulletin published
February 8, 2022	ITB21-027A	APPLIED VEHICLES updated

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