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Service bulletins for the 2015 Subaru Legacy

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.

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

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Only bulletins with component: Software are shown. Show all

Bulletins, newest first
11-148-142017-03-02. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. REPROGRAMMING FILE AVAILABILITY FOR OIL LEVEL DETECTION
15-188-152017-02-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; BACK OVER PREVENTION: CAMERA SYSTEM. "THIS BULLETIN ANNOUNCES THE REPROGRAMMING FILE AVAILABILITY AND INSTALLATION PROCEDURE TO ADDRESS THE FOLLOWING CUSTOMER CONCERNS WHEN OPERATING THE CLARION 6.2” DISPLAY AUDIO UNIT: • CONCERN: SLOW START-UP TIME (APPROXIMATELY 18 SECONDS) FOR THE FM MENU SCREEN TO DISPLAY IMPROVEMENT: REDUCED START-UP TIME TO 12 SECONDS. • CONCERN: DELAY (APPROXIMATELY 14 SECONDS) BEFORE GUIDELINES ON BACK-UP CAMERA DISPLAY APPEAR IMPROVEMENT: REDUCED DELAY TO 12 SECONDS. • CONCERN: BACK-UP CAMERA DISPLAY FREEZES (FOR 2 TO 10 SECONDS) WHEN SHIFTING INTO REVERSE AFTER SWITCHING THE IGNITION ON IMPROVEMENT: MODIFIED SOFTWARE TO ELIMINATE FREEZING OF BACK-UP CAMERA DISPLAY. • CONCERN: DELAY (UP TO 10 SECONDS) BEFORE BACK-UP CAMERA DISPLAY IS SHOWN AFTER SHIFTING INTO REVERSE WHEN A USB MEMORY DEVICE AND / OR AN IPHONE IS CONNECTED IMPROVEMENT: REDUCED DELAY TO 2 SECONDS. THE PROCEDURE WILL INVOLVE DOWNLOADING THE APPLICABLE UPDATE FILE FROM SUBARUNET THEN LOADING IT ONTO A FLASH DRIVE FOR INSTALLATION."
11-160-152017-02-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. THIS BULLETIN ANNOUNCES AVAILABILITY OF REPROGRAMMING FILES TO OPTIMIZE THE ECM FOR DTC P0137. THESE FILES WILL ALSO ADDRESS CUSTOMER CONCERNS OF ENGINE IDLE RPM DROP AFTER A HOT ENGINE RESTART ON 2.5L MODELS AND WHEN SHIFTING FROM REVERSE TO DRIVE AFTER A COLD START ON 3.6L MODELS.
15-183-15R2017-02-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN ANNOUNCES A PROCEDURE FOR UPDATING THE 7” DISPLAY AUDIO UNIT’S OPERATING SYSTEM SOFTWARE. THE FOLLOWING LIST OF SYMPTOMS AND RELATED CHANGES PROVIDES A BRIEF DESCRIPTION OF WHICH CUSTOMER CONCERNS THE UPDATES ARE INTENDED TO ADDRESS. IF THE REPORTED CUSTOMER CONCERN IS NOT IDENTIFIED IN THE FOLLOWING INFORMATION, PERFORMING THE UPDATE PROCEDURE WILL NOT ADDRESS IT. IT IS IMPORTANT TO READ THROUGH AND UNDERSTAND THIS INFORMATION COMPLETELY BEFORE PROCEEDING.
15-182-15R2017-02-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN ANNOUNCES A PROCEDURE FOR UPDATING THE NAVIGATION / AUDIO UNIT’S OPERATING SYSTEM SOFTWARE. THE FOLLOWING LIST OF SYMPTOMS AND RELATED CHANGES PROVIDES A BRIEF DESCRIPTION OF WHICH CUSTOMER CONCERNS THE UPDATES ARE INTENDED TO ADDRESS. IF THE REPORTED CUSTOMER CONCERN IS NOT IDENTIFIED IN THE FOLLOWING INFORMATION, PERFORMING THE UPDATE PROCEDURE WILL NOT ADDRESS IT. IT IS IMPORTANT TO READ THROUGH AND UNDERSTAND THIS INFORMATION COMPLETELY BEFORE PROCEEDING.
15-183-15R2017-02-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN ANNOUNCES A PROCEDURE FOR UPDATING THE 7” DISPLAY AUDIO UNIT’S OPERATING SYSTEM SOFTWARE. THE FOLLOWING LIST OF SYMPTOMS AND RELATED CHANGES PROVIDES A BRIEF DESCRIPTION OF WHICH CUSTOMER CONCERNS THE UPDATES ARE INTENDED TO ADDRESS. IF THE REPORTED CUSTOMER CONCERN IS NOT IDENTIFIED IN THE FOLLOWING INFORMATION, PERFORMING THE UPDATE PROCEDURE WILL NOT ADDRESS IT. IT IS IMPORTANT TO READ THROUGH AND UNDERSTAND THIS INFORMATION COMPLETELY BEFORE PROCEEDING.
15-194-162016-12-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). "THIS BULLETIN ANNOUNCES AVAILABILITY OF AN ENHANCED AUDIO SYSTEM POWER AMPLIFIER WHICH CONTAINS SOFTWARE TO ADDRESS CUSTOMER CONCERNS OF VOICE GUIDANCE INSTRUCTIONS (WORDS) BEING CUT SHORT OR CUT OFF. FOR EXAMPLE: INSTEAD OF THE INSTRUCTION SAYING “TURN RIGHT AHEAD”, IT MIGHT BE “RIGHT AHEAD” OR EVEN JUST “AHEAD”. THIS INTERMITTENT CONDITION OCCURS AFTER COMPLETING A BLUETOOTH HANDS-FREE PHONE CALL WHILE USING THE NAVIGATION SYSTEM’S VOICE GUIDANCE FEATURE."
15-188-15R2016-11-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "THIS BULLETIN ANNOUNCES THE REPROGRAMMING FILE AVAILABILITY AND INSTALLATION PROCEDURE TO ADDRESS THE FOLLOWING CUSTOMER CONCERNS WHEN OPERATING THE CLARION 6.2” DISPLAY AUDIO UNIT: • CONCERN: SLOW START-UP TIME (APPROXIMATELY 18 SECONDS) FOR THE FM MENU SCREEN TO DISPLAY IMPROVEMENT: REDUCED START-UP TIME TO 12 SECONDS. • CONCERN: DELAY (APPROXIMATELY 14 SECONDS) BEFORE GUIDELINES ON BACK-UP CAMERA DISPLAY APPEAR IMPROVEMENT: REDUCED DELAY TO 12 SECONDS. • CONCERN: BACK-UP CAMERA DISPLAY FREEZES (FOR 2 TO 10 SECONDS) WHEN SHIFTING INTO REVERSE AFTER SWITCHING THE IGNITION ON IMPROVEMENT: MODIFIED SOFTWARE TO ELIMINATE FREEZING OF BACK-UP CAMERA DISPLAY. • CONCERN: DELAY (UP TO 10 SECONDS) BEFORE BACK-UP CAMERA DISPLAY IS SHOWN AFTER SHIFTING INTO REVERSE WHEN A USB MEMORY DEVICE AND / OR AN IPHONE IS CONNECTED IMPROVEMENT: REDUCED DELAY TO 2 SECONDS. THE PROCEDURE WILL INVOLVE DOWNLOADING THE APPLICABLE UPDATE FILE FROM SUBARUNET THEN LOADING IT ONTO A FLASH DRIVE FOR INSTALLATION."
15-179-15R2016-11-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS SERVICE INFORMATION BULLETIN CONTAINS A SERIES OF SCREEN SHOTS WITH INSTRUCTIONS WHICH PROVIDE A PROCEDURE FOR PAIRING ANDROID SMARTPHONES TO BLUETOOTH-EQUIPPED CLARION AUDIO UNITS. THE PROCEDURE INVOLVES CHANGING THE AUDIO UNIT’S DEFAULT “PASSKEY” WHICH MUST BE ENTERED INTO THE SMARTPHONE DURING THE PAIRING PROCESS. ONCE THE PASSKEY IS CHANGED FROM “1234” TO “0000”, TESTING RESULTS HAVE SHOWN THE REMAINDER OF THE PAIRING PROCESS COMPLETES NORMALLY.
15-174-142016-05-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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