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Home >> Mitsubishi >> 2010 >> Lancer ES, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 41 (Electronic Time And Alarm Control System (ETACS) - Lancer Evolution) >> Troubleshooting >> Diagnostic Trouble Code Procedures >> DTC U0331: ECU Internal Error >> Trouble Judgement

Trouble Judgement

WARNING: This page is about a different car, the 2012 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

If the ETACS-ECU error counter value is detected to be "255," DTC U0331 is set, and the ETACS-ECU is reset. The DTC U0331 exists only as past trouble.

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