Service bulletins for the 2001 Volkswagen Jetta
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.
240 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Catalytic converter are shown. Show all
| 26E1 | 2023-08-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; UNKNOWN OR OTHER. 1999-2002 Jetta, Golf and GTI with VR6 Engine Update ECM Software for Catalytic Converter Monitoring System. |
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| ESA-26E1 | 2014-03-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. VOLKSWAGEN: THE CATALYTIC CONVERTER MONITORING SYSTEM, WITH THE ECM SOFTWARE, IS TOO SENSITIVE AND CAUSES THE MALFUNCTION INDICATOR LAMP (MIL) TO COME ON AND EXCEED EMISSIONS STANDARDS FOR FEDERAL AND/OR CALIFORNIA. MODEL 1999-2002 JETTA, GOLF, GTI. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.