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Poor Running at Idle, Possible Stalling, Possible Codes in Computer for Rich Fuel Running on Mercury Topaz

Problem Description and Possible Solution

Poor engine running at idle, stalling, and possible codes in computer for rich fuel running can be caused by a ruptured fuel pressure regulator.

Problem Data
RepairPal Verified
Average mileage: (–)
5 model years affected: 1990, 1991, 1992, 1993, more1994
5 people reported this problem