2004 Porsche 911 Carrera Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2004 Porsche 911 Carrera, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Engine444.4%
- Airbags222.2%
- Driver assistance111.1%
- Steering111.1%
- Suspension111.1%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2004 PORSCHE 911 CARRERA. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 65 MPH, THE ENGINE STALLED WITHOUT WARNING. THE VEHICLE WAS SHIFTED INTO NEUTRAL AND FAILED TO RESTART AFTER MULTIPLE ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER FOR DIAGNOSTIC TESTING, WHO INFORMED THE CONTACT THAT THE INTERMEDIATE SHAFT (IMS) FAILED, WHICH CAUSED THE ENGINE TO STALL. THE VEHICLE WAS REPAIRED BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 28,000. THE VIN WAS UNAVAILABLE.
CATASTROPHIC ENGINE FAILURE OF 2004 PORSCHE 911 4S W/O WARNING. WELL DOCUMENTED EARLY VERSION OF MODEL 996 INTERMEDIATE SHAFT FAILURE REQUIRING COMPLETE ENGINE REPLACEMENT. KNOWN PRODUCT DEFECT SUBSEQUENTLY CORRECTED IN LATER VERSIONS. NO NOTIFICATION BY MANUFACTURER OR DISTRIBUTOR TO CONSUMERS. HAZARDOUS AND COSTLY MAJOR PRODUCT DEFECT. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2004 PORSCHE 911 CARRERA 4S. THE CONTACT WAS DRIVING 25 MPH AND TAPPED THE BRAKES TO DISENGAGE THE CRUISE CONTROL BUT INSTEAD OF THE VEHICLE DECELERATING, THE VEHICLE ABNORMALLY ACCELERATED AND CRASHED INTO A PRECEDING VEHICLE. THE AIRBAG ALSO FAILED TO DEPLOY. THE VEHICLE WAS TOWED TO THE DEALER FOR DIAGNOSIS. THE VEHICLE HAD NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS 57,000. THE VIN WAS NOT AVAILABLE. UPDATED 8/2/12 *CN THE CONSUMER STATED THE VEHICLE WAS TOTALED. A TECHNICIAN DOWNLOADED THE DATA FROM THE VEHICLE'S ENGINE MANAGEMENT SYSTEM TO DETERMINE THE ROLE OF ANY VEHICLE EQUIPMENT MALFUNCTION IN THE ACCIDENT. PORSCHE OF ARLINGTON, THE DEALER, DELIVERED THE DOWNLOADED DATA TO PORSCHE NA, WHERE THE DATA IS ANALYZED. PORSCHE STATED THAT ANY DOCUMENTATION OF PORSCHE'S INVESTIGATION AND ANALYSIS OF THE INCIDENT WAS PROPRIETARY. THE CONSUMER WAS GIVEN TWO CITATIONS FOR VEHICLE NEGLIGENCE AND INTENDS TO CONTEST THEM BOTH. THE CONSUMER NEEDS ENGINE MANAGEMENT SYSTEM DATA TO DO SO. UPDATED 08/06/2012 *JS
AIRBAGS FAILED TO OPERATE. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
TL* THE CONTACT OWNS A 2004 PORSCHE 911 CARRERA 4S. THE CONTACT WAS DRIVING 25 MPH AND TAPPED THE BRAKES TO DISENGAGE THE CRUISE CONTROL BUT INSTEAD OF THE VEHICLE DECELERATING, THE VEHICLE ABNORMALLY ACCELERATED AND CRASHED INTO A PRECEDING VEHICLE. THE AIRBAG ALSO FAILED TO DEPLOY. THE VEHICLE WAS TOWED TO THE DEALER FOR DIAGNOSIS. THE VEHICLE HAD NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS 57,000. THE VIN WAS NOT AVAILABLE. UPDATED 8/2/12 *CN THE CONSUMER STATED THE VEHICLE WAS TOTALED. A TECHNICIAN DOWNLOADED THE DATA FROM THE VEHICLE'S ENGINE MANAGEMENT SYSTEM TO DETERMINE THE ROLE OF ANY VEHICLE EQUIPMENT MALFUNCTION IN THE ACCIDENT. PORSCHE OF ARLINGTON, THE DEALER, DELIVERED THE DOWNLOADED DATA TO PORSCHE NA, WHERE THE DATA IS ANALYZED. PORSCHE STATED THAT ANY DOCUMENTATION OF PORSCHE'S INVESTIGATION AND ANALYSIS OF THE INCIDENT WAS PROPRIETARY. THE CONSUMER WAS GIVEN TWO CITATIONS FOR VEHICLE NEGLIGENCE AND INTENDS TO CONTEST THEM BOTH. THE CONSUMER NEEDS ENGINE MANAGEMENT SYSTEM DATA TO DO SO. UPDATED 08/06/2012 *JS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
The contact owns a 2004 Porsche 911. The contact stated while driving approximately 45 MPH he heard a loud creaking sound coming from the front-end. The contact stated that he was entering the highway and the sound became louder while speeding to merge. The contact stated that after driving over some slight imperfections in the roadway, the front-end started pulling to the left and right with force. The contact stated that extra effort was needed to keep the vehicle in the lane. The contact stated no warning lights were illuminated. The contact exited the highway and drove the vehicle to his residence. The vehicle had not been taken to a dealer or independent mechanic to be diagnosed or repaired. The manufacturer had not been informed of the failure. The failure mileage was approximately 106,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
The contact owns a 2004 Porsche 911. The contact stated while driving approximately 45 MPH he heard a loud creaking sound coming from the front-end. The contact stated that he was entering the highway and the sound became louder while speeding to merge. The contact stated that after driving over some slight imperfections in the roadway, the front-end started pulling to the left and right with force. The contact stated that extra effort was needed to keep the vehicle in the lane. The contact stated no warning lights were illuminated. The contact exited the highway and drove the vehicle to his residence. The vehicle had not been taken to a dealer or independent mechanic to be diagnosed or repaired. The manufacturer had not been informed of the failure. The failure mileage was approximately 106,000.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .