2003 Porsche 911 Problems
RepairPal has identified the most common problems with the 2003 Porsche 911 as reported by actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.Refine by vehicle
Valve cover leaks are common.
Cam tensioner/cam timing issues can cause the Check Engine Light to illuminate.
Due to air leaks at various locations, the Check Engine Light may illuminate.
A small leak in the coolant reservoir can cause persistent coolant loss. To ensure engine longevity, coolant loss and overheating issues need to be resolved. Out technicians tell us the proper coolant fill procedure must be followed when refiling the cooling system.
Various fuel trim and oxygen sensor limit fault codes can be traced to an internal vacuum leak at the oil separator.
Smoke, oil consumption, and fuel trim issues with various fault codes can be traced to an internal leak at the oil separator.
Abnormal noises from the intermediate shaft area may be signs of impending engine failure, don't wait to get this issue checked out!
Pay close attention to warning lights and have the brakes inspected regularly—immediately address any brake problems. Hard driving habits will cause excessive brake pad and rotor wear.