# Service bulletin 09\-105\-23

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: 10237264
- Published by NHTSA: 2023\-06\-05
- Manufacturer's number: 09\-105\-23
- Manufacturer's date: 2023\-05\-09
- NHTSA component: ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\)

## NHTSA's summary

This bulletin announces availability of reprogramming files for the Engine Control Module \(ECM\) to address rare cases of DTCs P0011 \(“A” Camshaft Position – Timing Over\-Advanced or System Performance Bank 1\) and P0021 \(“A” Camshaft Position – Timing Over\-Advanced or System Performance Bank 2\) detected by the ECM.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10237264-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10237264-9999.pdf)

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

## Components

Engine, Engine control module

## Trouble codes named

P0011, P0021

## Vehicles listed

- 2023 SUBARU IMPREZA

## Other bulletins for the same vehicles and component

- [09\-111\-24](/bulletins/10249600.md), 2024-02-02, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); ENGINE AND ENGINE COOLING. This bulletin announces the availability of new reprograming files for the Engine Control Module \(ECM\).

JSON: [/v1/bulletins/10237264](/v1/bulletins/10237264)

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