Check Engine Light due to code P0231 on Mitsubishi Lancer

Submitted by Jim Taddei · May 29, 2025
Published by RepairPal

Problem overview

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.

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Mitsubishi Lancer vehicles with this problem

1 model year affected

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