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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Hybrid Control System - Diagnostic Codes (7 Of 7) & Circuit Tests (1 Of 2)) >> HYBRID CONTROL SYSTEM (for PHEV Model) >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" (Hybrid/EV Battery Local Bus) Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U111A-87: Lost Communication with ECM/PCM "A" (ch2) Missing Message; DTC U1154-87: Lost Communication with Drive Motor Control Module "A" (ch2) Missing Message; DTC U1170-87: Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message; DTC U117B-87: Lost Communication with Hybrid/EV Battery Energy Control Module "A" (ch2) Missing Message [08/2023 - ] >> Component Operating Range

Component Operating Range

WARNING: This page is about a different car, the 2025 Lexus RX 450h+ and 2024 Lexus RX 450h+. However, it is still accessible from the selected car via links, so may be relevant.
Hybrid vehicle control ECU DTC U0100 (INF U0100-87) is not detected
DTC U0110 (INF U0110-87) is not detected
DTC U0129 (INF U0129-87) is not detected
DTC U1154 (INF U1154-87) is not detected
DTC U1170 (INF U1170-87) is not detected
DTC U1175 (INF U1175-87) is not detected
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