2003 Porsche Boxster S Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Porsche Boxster S

2003 Porsche Boxster S Problems

The drains in the Cabriolet top can clog, causing water to leak onto the carpets. Water can also accumulate in the doors, causing various electrical problems.

If the vehicle cannot return to run position after start or if the interior fan is not getting power, it may be the electrical portion of the ignition switch has become erratic or has failed. The entire switch assembly should be replaced.

Smoke, oil consumption, and fuel trim issues with various fault codes can be traced to an internal leak at the oil separator.

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2003 Porsche Boxster S Questions

Radio comes on but there is no sound

The radio does everything it's supposed to do but there is no sound

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2003 Porsche Boxster S Reviews

I purchased my 986S new in Dec 2002. I have owned 14 new-purchase German vehicles (Audi, VW, & BMW) since 1976 - this Boxster S is heads & shoulders above the rest in terms of performance (to be expected) and reliability. Other than an initial adjustment of the convert. top, installing speed bleeder valves, and a new battery at 5 yrs nothing other than annual maintenance has been required. Ev...

I absolutely love driving this car, but compared to the other reviews left here, I must have gotten a lemon. I purchased my 2003 Boxster S convertible used two years ago with only 37K miles on it, and it seems like I have to sink $2,000 into it every few months. I only had it out of the shop for 10 days and It now needs a new clutch at $2500. I think I've put $7500 into this car in 2 years. ...

The finest car I've owned and driven. Makes my old SLK seem like a sedan. The Boxster S is pure joy form acceleration, handling, and braking. Seven years young and just hit 20k miles, but she is still showroom clean and never a single problem. Looks like I might have to put my first set of new tires on her before the winter. Not bad. : )

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