# Service bulletin ITB13053A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10192408
- Published by NHTSA: 2021\-05\-10
- Manufacturer's number: ITB13053A
- Manufacturer's date: 2014\-07\-18
- NHTSA component: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE

## NHTSA's summary

IF YOU CONFIRM MIL "ON" with DTC P0420 and/or P0430 \(Three Way Catalyst Function\), ACTION: 1. Reprogram the ECM \(if needed\). 2. Replace three way catalyst and A/F sensor. See this bulletin for further detail.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10192408-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10192408-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Equipment and accessories, Engine control module

## Trouble codes named

P0420, P0430

## Vehicles listed

- 2011 to 2012 INFINITI QX56

## Other bulletins for the same vehicles and component

- [ITB14002](/bulletins/10192294.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); ENGINE. SERVICE INFORMATION Replacement Engine Control Modules \(ECMs\) for many newer Infiniti vehicles are now "Blank" ECMs. Blank ECMs come without software and must be programmed \(not reprogrammed\) before they will function. See this bulletin for further detail.
- [ITB15\-024a](/bulletins/10185375.md), 2021-01-09, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). 2005\-2015 INFINITI VEHICLES; ECM REPROGRAMMING SERVICE INFORMATION This bulletin is no longer active. Please discard previous versions of ITB15\-024.

JSON: [/v1/bulletins/10192408](/v1/bulletins/10192408)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20ITB13053A&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10192408&vehicle=Service%20bulletin%20ITB13053A)