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Service bulletins for the 2020 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.

620 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
SubaruNet Announ2022-09-08. Service bulletin. ELECTRICAL SYSTEM. REQUIRED Information for WRK-21 Service Claims.
SubaruNet Announ2022-09-08. Service bulletin. ELECTRICAL SYSTEM. The purpose of this communication is to assist retailers with questions or concerns regarding the OTC 16-3880X videoscopes, including repairs and replacement procedures.
SubaruNet Announ2022-08-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT; POWER TRAIN. Recently following the release of the WRK-21 CVT Chain Guide Breakage, SOA’s Techline started to receive some retailer inquiries regarding TCMs not accepting the testing/ temporary pak file or the final pak file and then failing to communicate.
15-298-222022-08-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; COMMUNICATION:MANUFACTURER TELEMATICS. This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINK® Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer.
16-139-222022-08-02. Service bulletin. EQUIPMENT; POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE. The WRK-21 recall includes TCM reprogramming to prevent CVT chain slip. If, during the recall inspection, a vehicle is confirmed to have already experienced severe enough CVT chain slip, the CVT assembly will be replaced.
15-246-19R2022-07-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
09-88-222022-07-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces availability of new reprograming files for the Engine Control Module (ECM).
18-224-222022-07-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Service Information Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2256 is detected.
15-296-222022-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin addresses the rare cases of activation of touch screen buttons without touch. (11.6" Display Screen Only)
15-273-202022-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin addresses isolated customer concerns regarding the pictured CP1 BASEModel Center Information Display (CID) LOWER 7-inchdisplay screen flashing, not responding to touch inputs and / or shutting off intermittently.
15-295-222022-06-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin addresses the rare cases of activation of touch screen buttons without touch. (Dual 7" Display Screen Only)
18-218-222022-06-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin announces the Service Manual correction for the diagnostic trouble tree for DTC B281C.
15-261-20R2022-06-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.
15-261-20R2022-05-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.
15-261-20R2022-05-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.
09-86-222022-05-03. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces availability of new reprograming files for the Engine Control Module (ECM).
02-190-222022-04-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area.
15-246-19R2022-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin outlines a new required procedure to follow when performing immobilizer-related repairs on the 2020-2022 Subaru vehicles.
15-192-22R2022-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin has been developed to outline the steps for gathering basic essential information during diagnosis and repair of the Infotainment concerns. (Applicable to all models with Harman or Denso CP1 Infotainment).
15-240-19R2022-04-05. Service bulletin. 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.
07-204-222022-03-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces tentative Subaru Select Monitor procedure information to follow when replacing and/or diagnosing combination meters.
01-175-162022-03-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides helpful tips to better utilize the Subaru Select Monitor 4.
06-83-222022-03-04. Service bulletin. ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). This bulletin announces availability of reprogramming files to optimize the Vehicle Dynamic Control Control Module (VDCCM).
Remote Engine St2022-03-04. Service bulletin. ELECTRICAL SYSTEM. Remote engine start system troubleshooting guide.
18-217-222022-02-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin announces Service Manual corrections for the diagnostic trouble tree for DTC B1788.

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