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2024 Subaru Legacy
69 Technical Service Bulletins (TSBs)
TSB List for the 2024 Subaru Legacy
Technical Service Bulletins (TSBs) for the 2024 Legacy are official communications between Subaru & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
ENGINE AND ENGINE COOLING
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TSB #09-117-24
This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM). Read More »
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TSB #09-114-23R
This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This will address cases of DTC P04AE for the EVAP purge control valve stuck open. Read More »
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TSB #09-112-23
"This bulletin announces availability of new reprograming files for the Engine Control Module (ECM) developed to remedy engine DTCs." Read More »
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TSB #09-114-23
This bulletin the announces availability of new reprogramming files for the Engine Control Module (ECM) developed to address cases of DTC P04AE (EVAP System Purge Control Valve a??Ba?? Performance / Stuck Open). Read More »
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TSB #15-282-21R
This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
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TSB #09-114-23R
This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This will address cases of DTC P04AE for the EVAP purge control valve stuck open. Read More »
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TSB #09-112-23
"This bulletin announces availability of new reprograming files for the Engine Control Module (ECM) developed to remedy engine DTCs." Read More »
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TSB #09-114-23
This bulletin the announces availability of new reprogramming files for the Engine Control Module (ECM) developed to address cases of DTC P04AE (EVAP System Purge Control Valve a??Ba?? Performance / Stuck Open). Read More »
POWER TRAIN
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TSB #09-117-24
This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM). Read More »
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TSB #16-145-23
This bulletin announces availability of new reprogramming files for the Transmission Control Module (TCM) developed to address cases of DTC P2797 (Electrical/Auxiliary Transmission Fluid Pump a??Aa?? Performance/Stuck Offa??). Read More »
ELECTRICAL SYSTEM
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TSB #07-225-24R
This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5, B28A6 and or DTC B28C7 is detected by the EyeSight Stereo Camera assembly. Read More »
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TSB #15-311-23R
This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed. Read More »
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TSB #09-117-24
This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM). Read More »
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TSB #7-213-22R
"This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. This battery has higher capacity and is slightly larger in dimension. Read More »
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TSB #07-213-22R
This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. Read More »
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TSB #15-303-22R
This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with 2023MY, allowing access to valet mode through the head unit. Read More »
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TSB #15-313-23R
The bulletin contains information for exchange components, their manufacturer, as well as the proper exchange procedure. Read More »
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TSB #15-219-18R
This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process. Read More »
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TSB #15-257-19R
"This Bulletin provides insight in response to both customer and retailer feedback resulting from the use of OBD-II port connected devices. Read More »
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TSB #07-225-24
"This bulletin announces the availability of new reprogramming files developed to address the following three symptoms: EyeSight camera cooling fans becomes inoperable with DTC B28C7; EyeSight system enters temporary halt mode; Internal ... Read More »
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TSB #15-315-23R
This bulletin announces the availability of new reprogramming files for the Data Communications Module (DCM). Read More »
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TSB #15-305-22R
This bulletin announces updated reprogramming files available to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units. Read More »
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TSB #15-251-19R
This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »
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TSB #15-246-19R
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs. Read More »
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TSB #07-213-22R
This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. Read More »
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TSB #16-145-23
This bulletin announces availability of new reprogramming files for the Transmission Control Module (TCM) developed to address cases of DTC P2797 (Electrical/Auxiliary Transmission Fluid Pump a??Aa?? Performance/Stuck Offa??). Read More »
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TSB #15-315-23
This bulletin announces the availability of new reprogramming files for the DCM. Read More »
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TSB #15-266-20R
This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »
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TSB #18-224-22R
This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when DTC B2256 is detected. Read More »
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TSB #15-282-21R
This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »
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TSB #15-313-23
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »
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TSB #15-285-21R
This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »
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TSB #15-246-19R
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs. Read More »
ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:SENSOR
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TSB #15-246-19R
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs. Read More »
STRUCTURE
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TSB #12-248-23R
This Bulletin announces the repair procedure developed to address rattle-type sounds heard from the left and/or right B-Pillar area. Read More »
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TSB #13-106-23
This bulletin announces SOA paint codes to help eliminate possible confusion. Read More »
FORWARD COLLISION AVOIDANCE
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TSB #07-225-24R
This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5, B28A6 and or DTC B28C7 is detected by the EyeSight Stereo Camera assembly. Read More »
-
TSB #07-225-24
"This bulletin announces the availability of new reprogramming files developed to address the following three symptoms: EyeSight camera cooling fans becomes inoperable with DTC B28C7; EyeSight system enters temporary halt mode; Internal ... Read More »
LANE DEPARTURE
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TSB #07-225-24R
This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5, B28A6 and or DTC B28C7 is detected by the EyeSight Stereo Camera assembly. Read More »
COMMUNICATION:MANUFACTURER TELEMATICS
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TSB #15-266-20R
This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »
EQUIPMENT
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TSB #07-225-24R
This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5, B28A6 and or DTC B28C7 is detected by the EyeSight Stereo Camera assembly. Read More »
-
TSB #15-311-23R
This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed. Read More »
-
TSB #7-213-22R
"This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. This battery has higher capacity and is slightly larger in dimension. Read More »
-
TSB #07-213-22R
This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified. Read More »
-
TSB #15-303-22R
This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with 2023MY, allowing access to valet mode through the head unit. Read More »
-
TSB #15-313-23R
The bulletin contains information for exchange components, their manufacturer, as well as the proper exchange procedure. Read More »
-
TSB #15-219-18R
This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process. Read More »
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TSB #15-242-19R
This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics systema??s remote access features. Read More »
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TSB #15-257-19R
"This Bulletin provides insight in response to both customer and retailer feedback resulting from the use of OBD-II port connected devices. Read More »
-
TSB #09-114-23R
This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This will address cases of DTC P04AE for the EVAP purge control valve stuck open. Read More »
-
TSB #07-225-24
"This bulletin announces the availability of new reprogramming files developed to address the following three symptoms: EyeSight camera cooling fans becomes inoperable with DTC B28C7; EyeSight system enters temporary halt mode; Internal ... Read More »
-
TSB #15-315-23R
This bulletin announces the availability of new reprogramming files for the Data Communications Module (DCM). Read More »
-
TSB #15-251-19R
This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16. Read More »
-
TSB #09-112-23
"This bulletin announces availability of new reprograming files for the Engine Control Module (ECM) developed to remedy engine DTCs." Read More »
-
TSB #15-246-19R
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs. Read More »
-
TSB #15-315-23
This bulletin announces the availability of new reprogramming files for the DCM. Read More »
-
TSB #15-266-20R
This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru. Read More »
-
TSB #18-224-22R
This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when DTC B2256 is detected. Read More »
-
TSB #15-282-21R
This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature. Read More »
-
TSB #13-106-23
This bulletin announces SOA paint codes to help eliminate possible confusion. Read More »
-
TSB #15-313-23
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »
-
TSB #15-285-21R
This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »
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TSB #12-249-23R
This bulletin announces the recommended cleaning procedures to followed when encountering vehicles with long time exposure to pollen on painted surfaces on vehicles imported from Japan. This bulletin does not apply to SIA built vehicles. Read More »
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TSB #15-246-19R
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs. Read More »
EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
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TSB #15-313-23
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »
EQUIPMENT:ELECTRICAL:INFOTAINMENT
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TSB #18-224-22R
This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when DTC B2256 is detected. Read More »
-
TSB #15-285-21R
This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »
EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE
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TSB #15-285-21R
This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation. Read More »
EQUIPMENT:ELECTRICAL:AUX AUDIO JACK/PLUG
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TSB #15-313-23
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. Read More »
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