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Home >> Toyota >> 2024 >> Land Cruiser Base >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Hybrid Transmission System - Diagnostic Codes (1 Of 3) >> Hybrid Transmission System >> DTC P0604-44: Internal Control Module Random Access Memory (RAM) Error Data Memory Failure [02/2024 - ] >> Monitor Description
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Monitor Description

The TCM monitors its internal operation. If the internal operation is malfunctioning, the TCM will illuminate the MIL and store this DTC.

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