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Fuel systemPart report

2003 MINI Cooper S Fuel system Problems

Complaints
2about this part
Share
1%of 217 total for the year
Median mileage
130,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the fuel system of the 2003 MINI Cooper S, 1% of the 217 complaints for this model year. Where a mileage was given, the median is 130,000 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.

“While driving vehicle 20 minutes with no problems the vehicle stalled, the check engine light came on, and within seconds there was fire through the firewall, into the car. I jumped out and the car is now ashes. Mini has informed me that the can't diagnose the problem, therefore hey do not feel that they are responsible”

NHTSA complaint #10095958, filed 2004-10

“The contact owns a 2003 Mini Cooper S. The contact noticed fuel leaking underneath the vehicle. The contact checked under the hood and discovered that the fuel filter had a leak. The vehicle was towed to the contact's residence. The vehicle was not diagnosed or repaired. The manufacturer was not notified. The VIN was not provided. The failure mileage was approximately 130,000.”

NHTSA complaint #11096780, filed 2018-05, 130,000 miles

Related service bulletins

Fuel system: other model years

YearComplaintsShare of year
2015317%
201418%
201314%
2012417%
201126%
2010610%
200965%
200853%
2007156%
200674%
200510%
200421%
200321%

Other parts of the 2003 MINI Cooper S

Steering
129 complaints
Visibility (wipers, defrost, mirrors)
33 complaints
Electrical system
14 complaints
Engine cooling
10 complaints
Brakes
8 complaints
Suspension
8 complaints
Transmission and drivetrain
8 complaints
Air bags
7 complaints
Body and structure
6 complaints
Tires
6 complaints
Engine
5 complaints
Vehicle speed control
5 complaints

← All problems reported for the 2003 MINI Cooper S

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