Service bulletins for the 1998 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.
69 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Engine are shown. Show all
| T-TT-0010-10 Rev | 2018-04-02. Service bulletin. BACK OVER PREVENTION; ENGINE. Tech Tip: Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and/or P0340 (Camshaft Position Sensor Circuit) due to inconsistent rotational speed of the engine's crankshaft. |
|---|---|
| T-SB-0054-13 | 2016-04-12. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| EG00799 | 1999-08-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME VEHICLES WITHIN CERTAIN VIN RANGES MAY EXHIBIT VACUUM SWITCHING VALVE (VSV) TICKING NOISE. *TT |
| EG01298 | 1999-01-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. INFORMATION ON OXYGEN SENSOR IMPROVEMENT. *YC |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.