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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 84 (Hybrid Control System - Diagnostic Codes (5 Of 5) & Circuit Tests) >> HYBRID CONTROL SYSTEM (for 1Motor-HEV Model) >> DTC U117E-87: Lost Communication with Drive Motor Control Module "A" (ch4) Missing Message [09/2023 - ] >> Monitor Description

Monitor Description

WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.

If the hybrid vehicle control ECU assembly detects a problem with CAN communication with the motor generator control ECU (MG ECU), it will illuminate the MIL and store a DTC.

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