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Service bulletins for the 2018 Subaru Outback

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.

439 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
Subaru notice to2024-03-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This letter provides information regarding the warranty extension for the Telematics Data Communications Module (DCM).
SubaruNet Announ2024-03-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This announcement provides information in regard to the extension of the basic new car limited warranty for the Telematics Data Communication Module (DCM). This coverage will apply to the vehicles listed for vehicles sold or leased in the United States.
15-317-242024-03-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Subaru of America, Inc. (Subaru) is extending the Data Communication Module (DCM) warranty from three years (36 months or 36K miles) to eight years (96 months or 100K miles), whichever comes first. This extension is in light of the rare cases of dead batteries experienced by customers.
15-316-242024-03-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides procedures required for reprogramming the Data Communication Module (DCM) in Gen 1 Subaru vehicles due to sunsetting of the 3G network.
07-207-22R2023-12-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. In the interest of customer satisfaction, Subaru of America, Inc. is extending the New Car Basic Warranty coverage for the 12 Volt batteries used in the above listed models and model years beyond the original three (3) years or thirty six thousand miles (36,000), whichever comes first.
15-211-17R2023-12-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the Harman Gen 3 Audio and Navigation head units utilized in the models as listed.
18-231-232023-10-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE. This Bulletin announces additional information regarding error codes 1403- 1407 encountered when attempting an adjustment/calibration of the EyeSight® system after body repair procedures have been performed.
16-112-18R2023-09-05. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This bulletin announces a design change to the CVT select lever (shifter) mechanism in response to isolated customer concerns of not being able to remove the key from the ignition switch when the vehicle is in Park.
01-168-09R2023-09-05. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT; ELECTRICAL SYSTEM. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
07-207-22R2023-08-02. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. In the interest of customer satisfaction, Subaru of America, Inc. is extending the New Car Basic Warranty coverage for the 12 Volt batteries used in the above listed models and model years beyond the original three (3) years or thirty six thousand miles (36,000), whichever comes first.
09-109-232023-08-02. Service bulletin. 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. 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.
15-285-21R2023-08-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
07-223-23R2023-08-02. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces the availability of a new Genuine Subaru Replacement Battery introduced to replace the current battery (SOA821B400). The new battery (SOA821B950) has a higher capacity and is slightly different in size.
07-223-232023-08-02. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces the availability of a new Genuine Subaru Replacement Battery introduced to replace the current battery (SOA821B400) once current inventory is depleted.
06-87-22R2023-07-03. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. "In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the electronic connector lock tab for the Electric Parking Brake (EPB) assembly used in the listed models."
15-240-19R2023-07-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
15-312-23R2023-07-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces repair procedures to be used when diagnosing dark current draw (parasitic draw) on vehicles equipped with Gen 1 Data Control Modules.
16-132-20R2023-07-03. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This Service Information Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed.
15-285-21R2023-04-06. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
15-240-19R2023-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
0116809R2023-03-06. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Replacement Key and Immobilizer Info
16-131-20R2023-03-02. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This Service Information Bulletin provides an updated diagnostic flow along with an IMPORTANT caution to follow for certain CVT solenoid related DTCs as listed.
07-207-22R2023-03-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Subaru Battery Drain Product Liability Litigation.
07-207-22R2023-02-06. Service bulletin. ELECTRICAL SYSTEM. Subaru Battery Drain Product Liability Litigation.
15-240-19R2022-12-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressin customer concerns.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.