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Service bulletins for the 2015 Toyota Highlander

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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
T-SB-0085-162017-01-05. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:APPLIANCE:AIR CONDITIONER. TSB: SOME 2014 – 2015 MODEL YEAR HIGHLANDER VEHICLES MAY EXHIBIT A CONDITION WHEN THE A/C SYSTEM IS TURNED ON, IT MAY TAKE A LONGER THAN EXPECTED AMOUNT OF TIME UNTIL IT BEGINS TO BLOW COOL AIR. UNDER CERTAIN CONDITIONS A/C COOLING IS DELAYED 90 SEC. – 120 SEC. AN UPDATED A/C COMPRESSOR AND A/C AMPLIFIER ARE AVAILABLE TO ADDRESS THIS CONDITION. FOLLOW THE PROCEDURE IN THIS BULLETIN TO ADDRESS THIS CONDITION.
T-SB-0074-162017-01-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE. TSB: SOME 2014 – 2015 MODEL YEAR HIGHLANDER VEHICLES MAY EXHIBIT A MIL “ON” CONDITION WITH DIAGNOSTIC TROUBLE CODE (DTC) P2610 (ECM/PCM ENGINE OFF TIMER PERFORMANCE) PRESENT. THE ENGINE CONTROL MODULE (ECM) LOGIC HAS BEEN MODIFIED TO REDUCE THE POSSIBILITY OF THIS CONDITION. PLEASE FOLLOW THE REPAIR PROCEDURE BELOW TO ADDRESS THIS CONDITION.

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