Service bulletins for the 2005 Audi A4
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.
334 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Crankcase ventilation (PCV) are shown. Show all
| TSB-17-07-13 | 2010-02-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). AUDI: OIL LEAKS. ONE OR MORE OF THE FOLLOWING CONDITIONS MAY BE PRESENT-MIL ON, AND ONE OR MORE OF FOLLOWING DTCS ARE STORED IN ECM DATA MEMORY-P1297 (CONNECTION CHARGER THROTTLE VALVE, PRESSURE LOSS), P2187 (FUEL TRIM BANK 1, SYSTEM TOO LEAN AT IDLE SPEED), P2279 (INTAKE AIR SYSTEM LEAK), WHISTLE NOISE, AIR RUSHING NOISE FROM ENGINE, OIL LEAKS FROM OIL FILTER CAP. *PE |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.