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Check Engine Light due to code P0231 on Mitsubishi Lancer Evolution

Problem Description and Possible Solution

The Check Engine Light may illuminate with a stored code P0231. Our technicians tell us a powertrain control module (PCM) software update is available to correct this concern.

Problem Data
RepairPal Verified
Average mileage: (–)
1 model year affected: 2006
1 person reported this problem