# Service bulletin 1117217

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: 10131691
- Published by NHTSA: 2018\-04\-02
- Manufacturer's number: 1117217
- Manufacturer's date: 2017\-02\-23
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

This bulletin announces the availability of reprogramming files to optimize the ECM. The new logic will address isolated customer concerns of a hesitation and / or a stumble felt on light acceleration and in some cases, a possible DTC P05A0 which may set in the ECM memory.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10131691-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10131691-0001.pdf)

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

## Components

Electrical system, Software

## Trouble codes named

P05A0

## Vehicles listed

- 2017 SUBARU IMPREZA

## Recalls for the same vehicles and component

- [21V264000](/recalls/nhtsa/21V264000.md), 2021-04-15: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; ELECTRICAL SYSTEM:IGNITION; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
- [19V743000](/recalls/nhtsa/19V743000.md), 2019-10-18: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:IGNITION

## Other bulletins for the same vehicles and component

- [15\-291\-22](/bulletins/10208659.md), 2022-03-04, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Going forward when a customer’s vehicle is equipped with a DCM that does not have Software version ID DCM\_06.00.17\_20190816 installed and they wish to subscribe to Starlink Telematics Service, the DCM must be replaced.
- [Subaru Starlink](/bulletins/10180737.md), 2020-10-05, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. Update for STARLINK Multimedia Software and Navigation Maps.
- [WUA\-86R](/bulletins/10176013.md), 2020-06-02, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. In the interest of customer satisfation, Subaru of America, Inc. \(Subaru\) is initiating a service program to update the Harman Kardon head unit on certain vehicles with the latest version of software.
- [11\-200\-20R](/bulletins/10175989.md), 2020-06-02, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This bulletin announces the availability of reprogramming files to optimize the Engine Control Module \(ECM\) for hard starting in sub\-freezing temperatures, DTC P0400, and surging in high altitudes.
- [15\-211\-17R](/bulletins/10154204.md), 2019-03-11, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3 Audio and Navigation head units utilized in the models as listed above. The procedure will involve either downloading the software update files from Subarunet \(or using those sent directly from Nuspire\) and transferring them onto a flash drive for head unit installation.
- [WUA\-86R](/bulletins/10154202.md), 2019-03-11, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. In the interest of customer satisfaction, Subaru of America, Inc. \(Subaru\) is initiating a service program to update the Harman Kardon head unit on certain vehicles with the latest version of software.
- [15\-211\-17R](/bulletins/10150939.md), 2018-12-10, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); ELECTRICAL SYSTEM:SOFTWARE. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3 Audio and Navigation head units utilized in the models as listed above. The procedure will involve either downloading the software update files from Subarunet \(or using those sent directly from Nuspire\) and transferring them onto a flash drive for head unit installation.
- [15\-199\-16R](/bulletins/10150937.md), 2018-12-10, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin announces reprogramming file availability and the software installation procedure to address a group of operational concerns received from the field and listed below involving the Clarion Display Audio unit with 6.2? display.
- [15\-220\-18R](/bulletins/10150927.md), 2018-12-10, Service bulletin: EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides troubleshooting steps to use when diagnosing concerns of the Apple CarPlay and/or Android Auto feature not connecting or launching properly when a compatible device is connected to the head unit.
- [WTN\-74R](/bulletins/10150915.md), 2018-12-10, Service bulletin: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; BACK OVER PREVENTION. The rear view camera image may not display properly. More specifically, due to a software problem within the infotainment unit. The remedy procedure will be to reprogram the infotainment unit with a software update. The procedure will involve either downloading the software update files from Subarunet \(or using those sent directly from Nuspire\) and transferring them onto a flash drive for head unit installation.

JSON: [/v1/bulletins/10131691](/v1/bulletins/10131691)

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