Problems owners report
Complaints filed with NHTSA about the 2005 Porsche 911, by the system named in each complaint. One complaint can name several.
- Engine3
- Wheels1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
New York safety inspections
At its first New York inspection the 2005 Porsche 911 failed the safety check 0.76% of the time — 67% less often than the average 2005 passenger car (2.30%). Median odometer at inspection: 47,419 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Engines
The most common engines in 2005 Porsche 911 cars on Dutch roads are the 3.8 petrol (261 kW, 350 hp), 3.6 petrol (239 kW, 320 hp) and 3.6 petrol (235 kW, 315 hp).
| Engine | Power | Cars |
|---|---|---|
| 3.8 petrol | 261 kW 350 hp | 373 |
| 3.6 petrol | 239 kW 320 hp | 213 |
| 3.6 petrol | 235 kW 315 hp | 29 |
RDW Open Data (CC0): registered passenger cars and their fuel data · engine size rounded to 0.1 litre, net maximum power · versions with at least 20 cars
In the Netherlands
639 first registered in 2005 are on Dutch roads; 74% arrived later as imports. Median list price when new: €129,165.
Most common APK defects
- Bandenspanning niet op juiste waarde374
- Dimlicht onjuist afgesteld77
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm61
- Band onvoldoende profiel48
- Ruitenwisserinstallatie geeft onvoldoende zicht34
- Richtingaanwijzers kleur wijkt af/niet toegestaan30
- Remleiding door corrosie aangetast29
- Uitlaatsysteem niet gasdicht / onveilige afvoer uitlaatgasse25
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
2,179 cars built in 2005 were licensed for the road at the end of 2025, and 869 more were declared off the road (SORN).
Department for Transport and DVLA, vehicle licensing statistics (table VEH0124, year of manufacture) · Open Government Licence v3.0
MOT test results in Great Britain
In 2023, 2,822 of these cars first registered in 2005 took their annual MOT test. 85% passed first time; among all cars first registered in 2005 the figure was 56%.
| Failed on | These cars | All cars from 2005 |
|---|---|---|
| Lamps, reflectors and electrical equipment | 5.0% | 21.5% |
| Noise, emissions and leaks | 3.2% | 6.8% |
| Brakes | 2.8% | 13.7% |
| Tyres | 2.8% | 7.0% |
| Suspension | 2.6% | 17.3% |
| Body, chassis, structure | 1.5% | 8.9% |
DVSA anonymised MOT tests and results, 2023 (Department for Transport) · Open Government Licence v3.0 · first tests only; a fix made at the test station within the hour still counts as a fail
In Finland
38 of these cars first registered in 2005 were in use in Finland on 30 Jun 2026, with an average of 117,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
In New Zealand
117 2005 cars are on the New Zealand register; 38% arrived as used imports, 59% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Recalls
No recall campaigns cover the 2005 Porsche 911.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Porsche told its dealers about the 2005 Porsche 911: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011666 | Parts information with parts withdrawal involving the hydro-mounting - 992199384F The affected vehicles are cars that use the part number mentioned. |
| 11011572 | Parts information for parts withdrawal involving the oil separator. The affected vehicles are cars that use part number 0PC115099A |
| 11011570 | Special tools and equipment information for the WiScope UV upgrade - affecting all Porsche models |
| 11011563 | Information on PIWIS tester update 43.000.020 & .021. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11011561 | Information on PIWIS tester update 43.000.017. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11011552 | Parts information for parts withdrawal involving the camera and control unit with the camera - PAD980551 & PAD980568C. The affected vehicles are cars that use the part numbers mentioned. |
| 11011200 | Information on PIWIS tester update 43.000.016. PIWIS tester updates applies to all Porsche models with an OBD2 port. |
| 11011195 | Information on PIWIS tester update 43.000.010, .011 & .015. PIWIS tester updates applies to all Porsche models with an OBD2 port. |
| 11009877 | Information on PIWIS tester update 42.950.048 |
| 11009862 | Special tools and equipment information for the mobile data signal strength in the workshop |
| 11008666 | Manufacturers certificate with an overview on approved Porsche A40 engine oils. See attached for list of affected vehicles. |
| 11008661 | Manufacturers certificate with an overview on approved Porsche C30 engine oils. See attached for list of affected vehicles. All MY04-20 |
| 11008658 | Parts information for parts withdrawal involving the windscreen. Vehicles affected are cars that use part numbers 992845011Q, 992845011AN, 992845011S, 992845011AM, 992845011BL, 992845011DB, 992845047DY, 992845047FY |
| 11008657 | Information on PIWIS tester update 42.950.040. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11008637 | Information on PIWIS tester update 42.950.032. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11008636 | Information on PIWIS tester update 42.950.030. PIWIS tester updates applies to all Porsche models that have an OBD2 port. |
| 11008635 | Parts information for parts withdrawal involving the booster - 7PP035223M, 7PP035223AA, 99164548000. Vehicles affected are cars that use the part numbers listed. |
| 11008624 | Information on PIWIS tester update 42.950.025 |
| 11008607 | Technical information for installation of adapter cable for the 997 power window wiring harness in the 996. MY1998-2005 |
| 11008603 | Parts information for parts withdrawal involving the windscreen. The cars involved are cars that use the part numbers 992845011Q, 992845011AN, 992845011S, 992845011AM, 992845011BL, 992845011DB, 992845047DY, 992845047FY |
| 11008486 | Information on PIWIS tester update 42.950.021 |
| 11008479 | Parts information for parts withdrawal involving the chain tensioner - 0PB109507D |
| 11008476 | Information on PIWIS tester update 42.950.020 |
| 11008473 | Parts information for parts withdrawal involving the seat frame - 992885456CY |
| 11008470 | Information on PIWIS tester update 42.950.015 |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Rapid coolant loss
NHTSA Office of Defects Investigation