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Service bulletins for the 2003 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
001052005-12-22. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. MOON ROOF REPLACEMENT PARTS. *AK
012032005-12-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. ACCESSORY DRIVE BELT NOISE. *AK
004052005-11-03. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. THE BLOWER MOTOR SPEED DOES NOT MATCH THE HVAC DISPLAY INDICATION. *TT
043052005-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NO START IN SUB-FREEZING AMBIENT AIR TEMPERATURES. *TT
001052005-10-22. Service bulletin. STEERING. STEERING FLUTTER FIELD-FIX PROCEDURE. SOME CUSTOMERS MAY EXPERIENCE A STEERING FLUTTER CONDITION WHILE DRIVING AT HIGHWAY SPEEDS. *SC
52112005-10-19. Service bulletin. AIR BAGS. DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM. REPAIR MANUAL CORRECTION. 00400-RM100-1U1 '03 TOYOTA 4RUNNER. 00400-RM105-9U1 '04 4RUNNER. *TT
001052005-09-26. Service bulletin. SUSPENSION. MALFUNCTION INDICATOR LAMP ON OR MALFUNCTION INDICATOR LAMP LIGHT FLASHING WITH DIAGNOSTIC TROUBLE CODE C1735 STORED IN MEMORY. VEHICLE HEIGHT CONTROL SYSTEM: C1735 EXHAUST SOLENOID VALVE CIRCUIT. *TT
50542005-09-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. DIAGNOSTICS - ABS WITH EBD & BA & TRAC & VSC SYSTEM (FROM NOVEMBER, 2002). 00400-RM105-9U1. 00400-RM100-1U1. *TT
5019C2005-09-02. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. THEFT DETERRENT & DOOR LOCK - POWER DOOR LOCK CONTROL SYSTEM 00400-RM116-5U3. 2004 4RUNNER 00400-RM105-9U2. 2003 4 RUNNER 00400-RM100-1U2. *TT
44282005-08-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SFI SYSTEM (1GR-FE) REPAIR MANUAL CORRECTION FOR THE 2003 4RUNNER. 00400-RM103-4U. *TT
44262005-08-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SFI SYSTEM (2UZ-FE) REPAIR MANUAL CORRECTION FOR THE 2003 4RUNNER. 00400-RM100-U1. *TT
44022005-08-20. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. ABS WITH EBD & BA & TRAC & VSC SYSTEM (DIAGNOSTICS). REPAIR MANUAL CORRECTION. 2003 4RUNNER. 00400-RM100-1U1. *TT
006052005-08-15. Service bulletin. ELECTRICAL SYSTEM. CHARGE WARNING LIGHT ON. *SC
44702005-07-28. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. REPAIR MANUAL CORRECTION - ABS WITH EBD & BA & TRAC & VSC SYSTEM (DIAGNOSTICS). 00400-RM100-1U1. *TT
005052005-07-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0136 AND/OR P0156 (OXYGEN SENSOR CIRCUIT). *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
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
040132004-11-24. Service bulletin. UNKNOWN OR OTHER. OWNER RENOTIFICATION OF NON-COMPLETED SPECIAL SERVICE CAMPAIGNS AND LIMITED SERVICE CAMPAIGNS. *TT
037042004-11-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE BANK 1 AND BANK 2 A/F AND 02 IDENTIFICATION. VARIOUS TOYOTA MODELS. *TT
009042004-09-29. Service bulletin. EQUIPMENT:ELECTRICAL. POWER WINDOW / ROOF INITIALIZATION PROCEDURES. *TT
020042004-07-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. EXCESSIVE SULFUR DIOXIDE ODOR. *MJ
010042004-07-30. Service bulletin. STRUCTURE:BODY. REAR SEAT CENTER ARMREST CUP HOLDER. *MJ REVISED. *TT
015042004-07-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. EXCESSIVE SULFUR DIOXIDE ODOR. *TT
005042004-06-09. Service bulletin. VISIBILITY:WINDSHIELD. WINDSHIELD MOLDING DEFORMATION. *TT
001042004-05-26. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 4WD ECU SERVICE PRECAUTIONS. *TT

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