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Home >> Mitsubishi >> 2021 >> RVR LE >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Continuously Variable Transaxle (CVT) - (On-Vehicle Service - With Diagnostics) >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC U0121: CAN time-out error (ABS/ASC) >> Diagnostic Function
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Diagnostic Function

The TCM determines that the system is defective if the TCM can receive no CAN communication information from the ASC-ECU.

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