# Service bulletin 09\-109\-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: 10240121
- Published by NHTSA: 2023\-08\-02
- Manufacturer's number: 09\-109\-23
- Manufacturer's date: 2023\-07\-25
- NHTSA component: EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE

## NHTSA's summary

This bulletin announces diagnostic procedures along with availability of new Engine Control Module \(ECM\) reprogramming files to address DTC P2404 \(Evap System Leak Detection Pump Sensor Circuit Range/Performance\) detection.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10240121-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10240121-9999.pdf)

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

## Components

Electrical system, Engine, Equipment and accessories, Engine control module, Wiring and fuses

## Trouble codes named

P2404

## Vehicles listed

- 2016 to 2019 SUBARU LEGACY
- 2016 to 2019 SUBARU OUTBACK

## Other bulletins for the same vehicles and component

- [15\-299\-22R](/bulletins/10238436.md), 2023-07-03, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\). This bulletin announces an application change to the Remote Engine Starter \(RES\) control unit on 2019 Outback \& Legacy models.

JSON: [/v1/bulletins/10240121](/v1/bulletins/10240121)

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