The intermediate shaft bearing when out and spread metal shaving throughout the engine. This caused a catastrophic engine failure. I have to have the car towed to the mechanic and will have to have an engine rebuild. The car has been service according to the company provided service manual. I called porsche usa to see if they woudl do anything about the failure, since this has been a documented problem with certain porsches, but the company would not help. *Tt
Engine & cooling
2004 Porsche Boxster Engine problems
Owners have filed 3 complaints about the 2004 Porsche Boxster's engine & cooling with NHTSA - 75% of all its complaints, most recently on June 21, 2012. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
- Complaints
- 3
- Recalls
- 0
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Engine complaints
2004 Porsche boxster, 58-60k mi, had catastrophic engine failure at 10 mi/hr. Engine stalled; was able to restart and drive a few feet, but badly missing. Loud clanging noise from engine. No smoke. Oil drained from car when tilted on towtruck. Dealer found intermediate shaft (ims) failure; required engine replacement at $18k. Dealer said they had seen a significant number of ims failures (but porsche has not notified owners). No injuries, but certainly engine failure like this could have serious consequences at...
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freeway speeds. Porsche forums on internet show frequency of failures from this defect (poorly designed bearing assembly on ims) is very high, as much as 8-11% in one forum poll. Defect found in my97-08. *Tr
Tl*the contact owns a 2004 porsche boxster. When accelerating from a stop light at 2 mph, the vehicle stalled. The vehicle was towed to a dealer and they stated that the ims (intermediate shaft) failed, which caused the engine to fail. It would cost $16,000-$20,000 to replace. The manufacturer stated that they were not responsible for the failure because the vehicle exceeded its warranty. The failure and current mileages were 20468. Updated 05/27/09. *Lj the intermediate shaft bolt broke which caused the engine to fail. Updated 05/28/09.*Jb
Porsche Boxster engine complaints by year
Boxster engine problems, every yearSource: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data