2015 Porsche 911 Electrical system Problems
- Complaints
- 4about this part
- Share
- 50%of 8 total for the year
- Median mileage
- 36,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 4 complaints about the electrical system of the 2015 Porsche 911, 50% of the 8 complaints for this model year. Where a mileage was given, the median is 36,500 miles. 1 a fire, according to the filers.
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.
“In may 2019 I purchased a certified pre-owned 2015 Porsche carrera gts and had it for 11 months before it caught on fire while driving it. A forensic investigation revealed that the cause of the fire was the electrical board located on the inside of the cabin near the right rear tire. On the day of the incident, after driving the car less than 15 miles from my home to a nearby property I noticed the car was smoking as I pulled into the driveway. I parked the vehicle and found that there was a small fire in the engine compartment. …”
NHTSA complaint #11322421, filed 2020-04, 42,000 miles“Car heating system cut out. I was driving on a highway at below freezing temperatures and the heater system died. Not having heat, the windshield fogged up immediately and cold rain started freezing on the windshield requiring me continuously clear it with washer fluid until the car ran out of washer fluid and I had to stop. After doing some internet research it seems like this is a problem affecting many porsches of this type. It seems like Porsche is using a failure prone valve unit in 6-8 places in the car (depending on model type). …”
NHTSA complaint #10946814, filed 2017-01, 31,000 miles“There is an active spoiler that has a brake light built into it. There is a design issue with the wiring for the light in the spoiler. The brake light harness is worn out by the movement of the spoiler causing failure of the brake light. This meams there is no 3rd brake light when the spoiler is automatically activated.”
NHTSA complaint #11581753, filed 2024-04“The PCM unit which controls the cars computers keeps shutting on and off saying do not drive. Get service ….. This has happened on many cars and there was a class action suit regarding a recall. It is now closed and I was never notified.”
NHTSA complaint #11622211, filed 2024-10Related service bulletins
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Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2024 | 2 | 33% |
| 2022 | 1 | 10% |
| 2020 | 1 | 20% |
| 2015 | 4 | 50% |
| 2012 | 1 | 20% |
| 2003 | 1 | 11% |
| 2000 | 2 | 33% |
| 1999 | 2 | 25% |
| 1996 | 1 | 17% |
| 1995 | 5 | 42% |
Other parts of the 2015 Porsche 911
3 complaintsBrakes
1 complaintsOther or unknown
1 complaintsBody and structure
1 complaintsTransmission and drivetrain
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2015 Porsche 911
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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