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2020
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Highlander L, FWD
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Repair and Diagnosis
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Different car
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Section 5 (Hybrid Control System - Diagnostic Codes (5 Of 5) & Circuit Tests)
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Hybrid Control System
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DTC P3123-87: Lost Communication with Drive Motor Control Module "A" from Hybrid/EV Control Module Missing Message [11/2023 - ]
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Typical Malfunction Thresholds
Typical Malfunction Thresholds
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.
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