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Service bulletins for the 2004 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.

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

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Bulletins, newest first
TSB-0122-112011-12-17. Service bulletin. AIR BAGS; SEATS. TOYOTA: INFORMATION PROVIDED FOR REPLACING THE SEAT COVERS FOR VEHICLES EQUIPPED WITH SIDE AIRBAGS. *PE
SB-0015-112011-05-26. Service bulletin. ENGINE AND ENGINE COOLING. TOYOTA: THERE MAY BE DAMAGED CYLINDER HEAD BOLTS THREADS. *RM
TSB-0064-102010-11-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TOYOTA: TECHSTREAM ECU FLASH REPROGRAMMING PROCEDURE. FLASH REPROGRAMMING ALLOWS THE ECU SOFTWARE TO BE UPDATED WITHOUT REPLACING THE ECU. FLASH CALIBRATION UPDATES FOR SPECIFIC VEHICLE MODELS/ECUS ARE RELEASED AS FIELD-FIX PROCEDURES DESCRIBED IN INDIVIDUAL SERVICE BULLETINS. MODEL YEARS FROM 2001-2011. *PE
TSB-0111-102010-11-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TOYOTA: 2AZ-FE & 2AZ-FXE THROTTLE BODY. ENGINE CONTROL. PROVIDE UPDATED THROTTLE BODY PART NUMBER INFORMATION FOR CERTAIN VEHICLES. THE DRAIN PIPE HAS BEEN ELIMINATED ON THROTTLE BODY SERVICE PARTS. *PE
T-SB-0036-082008-06-05. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. SOME 2004-07 MODEL YEAR HIGHLANDER OR 2006-07 MODEL YEAR HIGHLANDER HV VEHICLES MAY EXHIBIT A CONDITION WHERE THE HEADLIGHT LENS COVER AND/OR HEADLIGHT BULB IS DISCOLORED. *NJ
002072007-07-06. Service bulletin. UNKNOWN OR OTHER. TECHSTREAM ECU FLASH REPROGRAMMING PROCEDURE. *KB
001062006-05-08. Service bulletin. STEERING:GEAR BOX:SHAFT SECTOR. STEERING INTERMEDIATE SHAFT NOISE. *AK
005052006-02-15. Service bulletin. ELECTRICAL SYSTEM. PASSENGER AIRBAG INDICATOR LAMP MAY SWITCH FROM ON TO OFF FOR FRONT SEAT PASSENGERS WEIGHING APPROXIMATELY LESS THAN 100 POUNDS. TOYOTA. *TT
009052006-02-15. Service bulletin. ELECTRICAL SYSTEM. OCCUPANT CLASSIFICATION SYSTEM: DTC B1785. THE SRS AND PASSENGER AIRBAG OFF INDICATOR LIGHTS REMAIN ON. *TT
006052006-01-19. Service bulletin. SERVICE BRAKES, HYDRAULIC. TIRE PRESSURE WARNING SYSTEM LIGHT ON. *TT
016052006-01-19. Service bulletin. STRUCTURE:BODY:DOOR. FRONT DOOR OPENING WEATHERSTRIP BECOMES LOOSE OR COMES OFF EASILY. *TT
043052005-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NO START IN SUB-FREEZING AMBIENT AIR TEMPERATURES. *TT
008052005-09-26. Service bulletin. POWER TRAIN. U140F TRANSMISSION SOLENOID IDENTIFICATION. *TT
010052005-08-16. Service bulletin. EQUIPMENT:ELECTRICAL. DIAGNOSTIC GUIDE FOR REAR SEAT ENTERTAINMENT SYSTEMS. *TT
010052005-07-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0346 (CAMSHAFT POSITION SENSOR). *TT
004052005-07-28. Service bulletin. ENGINE AND ENGINE COOLING. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0031, P0051, P2238 AND/OR P2241. *TT
002052005-07-28. Service bulletin. STRUCTURE:BODY:DOOR. WIND NOISE COMING FROM BOTH THE FRONT AND REAR DOOR WINDOW GLASS. *TT
013052005-07-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. FUEL INJECTOR TICKING NOISE. UPDATE. *TT ORIGINAL. *TT
004052005-07-26. Service bulletin. POWER TRAIN. ENGINE CONTROL MODULE (ECM) CALIBRATION: TRANSMISSION SHIFT FEELING ENHANCEMENT. *TT
011052005-07-26. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. COUNTERMEASURES TO THE AIR CONDITIONER (A/C) MAGNETIC CLUTCH RELAY FOR A/C LIGHT FLASHING (INOPERATIVE A/C) ISSUES ON SOME VEHICLES EQUIPPED WITH A MAGNETIC CLUTCH COMPRESSOR. *TT
001052005-07-08. Service bulletin. TRAILER HITCHES. THE WELD STUD ON THE 2004 AND 2005 MODEL YEAR HIGHLANDER TOWING RECEIVER HITCH ACCESSORY BRACKET TORQUE SPECIFICATION HAS CHANGED. *TT
008042005-02-01. Service bulletin. SERVICE BRAKES, HYDRAULIC. INTERMITTENT VSC ACTIVATION AFTER STARTING THE ENGINE AND DRIVING STRAIGHT FROM A STOP POSITION. THIS CONDITION IS ALWAYS ACCOMPANIED BY THE INSTRUMENT PANEL VSC LIGHT AND AUDIBLE WARNING BUZZER TURNING ON AT THE SAME TIME. *NM UPDATE. *TT
048042005-02-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REPAIR MANUAL SUPPLEMENT: LEV II EVAP SYSTEM CHECK - DIAGNOSTIC TROUBLE CODE (DTC) P0441, P0442, P0446, P0451, P0452, P0453, P0455 AND P0456. *NM
005042004-12-02. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. TIRE PRESSURE WARNING SYSTEM INFORMATION AND RE-INITIALIZATION. *TT
005032004-12-01. Service bulletin. UNKNOWN OR OTHER. 2004 MODEL YEAR PRE-DELIVERY SERVICE (PDS). ALL '04 MODELS EXCEPT PRIUS. *TT

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