2003 Porsche Boxster Engine Problems
- Complaints
- 1about this part
- Share
- 8%of 12 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine of the 2003 Porsche Boxster, 8% of the 12 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The ims bearings in the 2001-2005 Porsche Boxster would just stop the engine if not replaced. Hello, I bought my 2003 posche Boxster brand new from rector Porsche/audi dealership of burlingame back in 2003. I recently found out that Porsche had a faulty part in their engine called the ims bearings. The cars that were involved are cars from 2001-2005 Porsche Boxster. There was a lawsuit (eisen vs. Porsche cars north america) that took place and settled before going into trial. People that owned the cars were notified to get their ims bearings fixed through Porsche. I was never notified. …”
NHTSA complaint #11265610, filed 2019-10Related service bulletins
- 11037816Sep 22, 2026Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils. Note that this bulletin covers all models back to model year 1984, for which C40 engine oils are…
- 11037813Sep 22, 2026Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils. Note that the bulletin covers all models back to model year 1984, for which C20 engine oils are…
- 11037812Sep 22, 2026Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils. Note that the bulletin includes all models back to model year 1984, for which C30 engine oils are…
- 11037808Sep 22, 2026Manufacturer's Certificate for Overview of Approved Porsche A40 Engine Oils. Note that this bulletin covers all vehicles from model year 1997 to 2020, for which A40 engine oils…
- 11035916Jul 22, 2026Allocation of Approved Engine Oils MY 2027 (13/26)
- 11034777Jun 25, 2026Overview of Approved Porsche C20 Engine Oils (20/26)
- 11034776Jun 25, 2026Overview of Approved Porsche C30 Engine Oils (19/26)
- 11034775Jun 25, 2026Overview of Approved Porsche C40 Engine Oils (21/26)
- 11034774Jun 25, 2026Overview of Approved Porsche A40 Engine Oils (15/26)
- 11034773Jun 25, 2026Overview of Approved Porsche C30 Engine Oils (16/26)
Engine: other model years
Other parts of the 2003 Porsche Boxster
3 complaintsAir bags
1 complaintsBrakes
1 complaintsEngine cooling
1 complaintsFuel system
1 complaintsSeats
1 complaintsSteering
1 complaintsTires
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2003 Porsche Boxster
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology