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Service bulletins for the 2015 Toyota 4Runner

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.

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

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Bulletins, newest first
T-TT-0377-152017-03-02. Service bulletin. EQUIPMENT. TT: SOME CUSTOMERS MAY EXPERIENCE POOR OUTGOING BLUETOOTH SOUND QUALITY, THIS CAN OCCUR FOR VARIOUS REASONS. CURRENT MULTIMEDIA SYSTEMS ARE DESIGNED WITH THE ABILITY TO ADJUST BLUETOOTH SOUND QUALITY TO COMPENSATE FOR ECHO OR EXCESSIVE BACKGROUND NOISE.
T-TT-0374-152017-03-02. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. "TT: SINCE MY 2011, SEVERAL DIFFERENT UPDATE OR UPGRADE USB SST'S HAVE BEEN ISSUED FOR TOYOTA AUDIO AND NAVIGATION SYSTEM. REFER TO THE CHART BELOW FOR A COMPREHENSIVE LIST OF ALL CURRENT AND PREVIOUSLY ISSUED USB SSTS AND THEIR APPLICABILITY. "
T-TT-0385-162017-03-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. "TECH TIP: THIS TECH TIP IS BEING PROVIDED TO BRING ATTENTION TO THE NEW LOCATION OF THE ENTUNE/NAV/MAP UPDATE AND UPGRADE USB DIRECTORY. CLICK ON THE TIS TAB, DIAGNOSTICS TAB, TELEMATICS TAB, AND THE DOCUMENT IS NOW LOCATED UNDER THE REFERENCE DOCUMENTS SECTIONS. THIS CHANGE HAS OCCURRED TO HELP SPEED UP THE UPDATING PROCESS OF THIS DOCUMENT. "
DEN-N3D7B-062017-02-24. Service bulletin. AIR BAGS. THIS COMMUNICATION IS INFORMING TOYOTA OF A DELAMINATION ISSUE WITHIN AN I.C. PRODUCED BY NXP AND ASSEMBLED INTO AIRBAG SENSOR SUPPLIED BY DENSO INTERNATIONAL AMERICA, INC. THIS DELAMINATION ISSUE MANIFESTS ITSELF AS AN OPEN CIRCUIT WITHIN THE SENSOR, CAUSING A DTC TO BE SET ON THE VEHICLE ALONG WITH A DECLARING “AIRBAG” LIGHT.
T-SB-0035-162017-02-23. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. TSB: SOME 2014 MODEL YEAR APPLICABLE VEHICLES EQUIPPED WITH ENTUNE™ AUDIO (VERSION 010169) / ENTUNE™ AUDIO PLUS (VERSION 010171) / ENTUNE™ PREMIUM AUDIO (VERSION 010185) MAY EXHIBIT ONE OR MORE OF THE FOLLOWING CONDITIONS.
T-TT-0392-16 REV2017-02-23. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. TT: SOME CUSTOMERS MAY EXPERIENCE BLUETOOTH CONNECTION ISSUES AFTER UPDATING THE ANDROID OPERATING SYSTEM TO 5.X.X (LOLLIPOP) OR LATER.
TSB-0083-142016-04-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0084-142016-04-12. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0081-142016-03-31. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0082-142016-03-31. Service bulletin. EQUIPMENT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0160-142016-03-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0043-14 R12016-03-31. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
T-SB-0023-142016-03-31. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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.