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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 106 (Hybrid Control System - Diagnostic Codes (7 Of 7) & Circuit Tests) >> HYBRID CONTROL SYSTEM (for THS-HEV Model) >> DTC U029A-87: Lost Communication with Hybrid/EV Battery Sensor Module Missing Message [10/2022 - ] >> Monitor Description

Monitor Description

WARNING: This page is about a different car, the 2025 Lexus RX 350h, 2024 Lexus RX 350h, and 2023 Lexus RX 350h. However, it is still accessible from the selected car via links, so may be relevant.

If a malfunction in communication line between the battery voltage sensor and hybrid vehicle control ECU is detected, the hybrid vehicle control ECU will illuminate the MIL and store a DTC.

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