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Home >> Mitsubishi >> 2017 >> Lancer SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Continuously Variable Transaxle (CVT) Diagnosis & On-Vehicle Service - With Diagnostics - Lancer) >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC P1637: Malfunction of Memory Backup >> Diagnostic Function

Diagnostic Function

WARNING: This page is about a different car, the 2015 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

TCM checks the consistency between EEPROM and the backup memory.

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