Engine misfire or excess fuel consumption can damage catalytic converter on Porsche 911

Problem Description and Possible Solution

If engine misfiring, rough running, or fuel consumption issues are not resolved quickly, the catalytic converter can overheat and fail.

Problem Data
RepairPal Verified
Average mileage: 63,200 (63,200–63,200)
10 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 2002
10 people reported this problem
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Misfires in 1,2, 3 codes 300 ,301,302,303