2003 Porsche 911 Turbo Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2003 Porsche 911 Turbo
Verified by mechanics, reported by drivers like you
Never overpay. Check prices with our estimator
2003 Porsche 911 Turbo ProblemsCheck Engine Light Due to Cam Tensioner/Timing Issues
Cam tensioner/cam timing issues can cause the Check Engine Light to illuminate.
A abnormal noise may be noted from the differential due to a ring gear/pinion failure.