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Vehicle recall 04V601000 · December 30, 2004

Porsche 911 Carrera 4 Cabriolet and 911 Carrera Cabriolet

On certain passenger vehicles, the softtop structure catch lever tension can ease resulting in a crack.

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

Summary
On certain passenger vehicles, the softtop structure catch lever tension can ease resulting in a crack.
Consequence
The softtop can inadvertently open startling the driver, which could result in a crash.
Remedy
Dealers will inspect the roof alignment and roof locking pins. In addition, the two roof locking motors will be replaced. Also a new sensor system within the motor assembly will provide an improved control signal to the instrument cluster if the roof is not properly closed when the driver drives off. The recall began January 18, 2005. Owners should contact Porsche at 1-800-545-8039.
Notes
Customers can also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).

Recall details

NHTSA campaign
04V601000
Reported to NHTSA
December 30, 2004
Filed by
PORSCHE CARS NORTH AMERICA, INC.
Owner notification
January 18, 2005
Vehicles potentially affected
8,638
Initiated by
the manufacturer
Components
Structure › Body › Roof and pillars
Recall 04V601000 on nhtsa.gov, with the manufacturer’s documents

Vehicles covered

As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.

Has your Porsche been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Porsche dealer can also check your VIN. Recall repairs are free.