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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Hybrid Control System - Diagnostic Codes (1 Of 5)) >> Hybrid Control System >> DTC P0A1B-94: Drive Motor "A" Control Module Unexpected Operation [11/2023 - ] >> DTC Summary

DTC Summary

WARNING: This page is about a different car, the 2025 Toyota Highlander and 2024 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. MALFUNCTION DESCRIPTION 

    The hybrid vehicle control ECU monitors the motor generator control ECU (MG ECU).

    The cause of this malfunction may be the following:

    Motor generator control ECU internal malfunction 

    • Motor generator control ECU (MG ECU) malfunction
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