1993 Porsche 911 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1993 Porsche 911
1993 Porsche 911 Problems
Over time, the engine can leak oil at various locations. Early-production vehicles require engine disassembly and modification to resolve leaks at the cylinder heads, oil return tubes, valve covers, timing cover, chain housings, case through bolts, and lines to/from the oil cooler.
Check Engine Light illumination and performance issues can be caused by oxygen sensor faults.