The 2005PORSCHEBOXSTER S carries 1 consumer safety complaint in NHTSA's Office of Defects Investigation database for this specific model-year cohort.
Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities.
No NCAP 5-star crash-test rating is available for this model year in the federal database.
The most frequently selected component label in reports for the 2005 BOXSTER S is engine and engine cooling with 1 filings.
Complaint categories reflect owner reports and intake categorization; they do not establish a defect pattern or cause.
NHTSA currently has 5 investigation files overlapping the 2005 BOXSTER S.
Owners comparing this cohort against neighboring years should read the complaint-by-year trend as report volume, not a causal diagnosis. Use the related-complaint feed and the official recall lookup when researching a specific vehicle.
1
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths
Total Complaints
1 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
Component
Count
Crashes
Fires
ENGINE AND ENGINE COOLING
1
0
0
Recent Complaints
20110829ENGINE AND ENGINE COOLING
WHILE PULLING AWAY FROM A STOP LIGHT IN LIGHT CITY TRAFFIC, ENGINE SUDDENLY HAD REDUCED POWER OUTPUT IMMEDIATELY FOLLOWED BY LOUD SOUNDS OF LOOSE METAL PARTS THROUGH OUT THE ENGINE COMPARTMENT. UPON INSPECTION BY A PORSCHE SPECIALIST, HE DETERMINED THAT THE ENGINE HAD SUFFERED INTERMEDIATE SHAFT FAILURE WHICH CAUSED CATASTROPHIC ENGINE FAILURE BY ALLOWING THE VALVES TO MAKE CONTACT WITH THE PISTON HEADS AND SHREDDING BALL BEARS WHICH SENT METAL SHAVING THROUGH THE OILING SYSTEM. THE ENGINE IS CONSIDERED NON-REPAIRABLE AND REQUIRES A COMPLETE REPLACEMENT ENGINE.
How many complaints does the 2005 PORSCHE BOXSTER S have?▼
The 2005 PORSCHE BOXSTER S has 1 NHTSA complaints, 0 crashes, 0 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 2005 PORSCHE BOXSTER S?▼
The most-complained component for the 2005 PORSCHE BOXSTER S is ENGINE AND ENGINE COOLING with 1 complaints. Other frequently reported areas include various components.
Is the 2005 PORSCHE BOXSTER S safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Data vintage: August 2026. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Every figure on PlainCars is rendered directly from NHTSA complaint and safety data, no
number is typed in by an editor. This year-specific record is rendered from NHTSA ODI, recall, and NCAP rows for the 2005 PORSCHE BOXSTER S; no figure is typed in by an editor. See our
editorial standards & corrections policy, the
methodology behind these numbers, or
report a data error. Data current as of August 2026.