# Service bulletin NTB\-12\-092

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: 10047182
- Published by NHTSA: 2012\-11\-09
- Manufacturer's number: NTB\-12\-092
- Manufacturer's date: 2012\-10\-11
- NHTSA component: ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

## NHTSA's summary

NISSAN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ENGINE CONTROL MODULE \(ECM\) NEEDS INSPECTION, REPROGRAMMED AND/OR POSSIBLE REPLACED EXHAUST MANIFOLD AND FRONT EXHAUST TUBE DUE TO IMPROPER CALIBRATION DETECTING INCORRECT ENGINE VALVE CLOSURE DURING ENGINE KNOCKING. MODEL 2009 ALTIMA. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine, Exhaust and emissions, Exhaust manifold, pipes and muffler

## Vehicles listed

- 2009 NISSAN ALTIMA

## Other bulletins for the same vehicles and component

- [NTB12120A](/bulletins/10192437.md), 2021-05-10, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. SERVICE INFORMATION When an exhaust manifold and three way catalyst assembly is removed from an applied vehicle for any reason: 1. Remove and discard the exhaust manifold stay and its related parts. 2. The upper and lower exhaust manifold covers \(heat shields\) may need to be replaced. \- Refer to the FLOW CHART on page 3 for detailed vehicle applicability. See this bulletin for further detail.
- [NTB\-12\-120\-A](/bulletins/10056378.md), 2014-11-14, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; EQUIPMENT ADAPTIVE/MOBILITY. NISSAN: INFORMATION PROVIDED REGARDING REMOVAL OF THREE WAY CATALYST AND EXHAUST MANIFOLD SERVICE AND REPLACEMENT, IF NEEDED, OF UPPER/LOWER \(HEAT SHIELD\) EXHAUST MANIFOLD COVERS. MODEL 20007\-10 SEDAN/COUPE, 2007\-11 HYBRID. \*PE

JSON: [/v1/bulletins/10047182](/v1/bulletins/10047182)

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