Service bulletins for the 2006 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.
356 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Crankcase ventilation (PCV) are shown. Show all
| SB-BPGBPYBWT | 2012-02-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); ENGINE AND ENGINE COOLING:ENGINE. AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION PERTAINING TO CERTAIN MODEL VEHICLES WITH 2.0L ENGINE CRANKCASE VENTILATION (PCV) VALVE AND INTAKE MANIFOLD RUNNER CONTROL MOTOR WARRANTY EXTENSION. *PE |
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| 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 |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.