Service bulletins for the 2004 Porsche Cayenne
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.
444 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Wheel speed sensor are shown. Show all
| ATI-0903 | 2010-06-26. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR; SERVICE BRAKES, ELECTRIC. PORSCHE: BRAKE BOOSTER DISTANCE SENSOR. VEHICLE HAS THE WARNING PHC UNAVAILABLE. THE VEHICLE HAS FAULT CODE 1673 FOR THE BRAKE BOOSTER DISTANCE SENSOR. THE SENSORS REPLACED HAVE BEEN FOUND NOT TO HAVE AN INTERNAL FAILURE. DISCONNECT THE ELECTRICAL CONNECTOR AND CLEAN THE CONTACTS. *PE |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.