Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Introduction

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How To Troubleshoot Ecu Controlled Systems

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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Lost Communication with ECM/PCM "A" Missing Message (U010087)
DESCRIPTION The engine control unit and transmission control unit are located inside the ECM. The engine control unit intercommunicates with the transmission control unit using CAN communication. If there is a problem in this intercommunication, the ECM stores this DTC. DTC No. Detection Item ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Input/Turbine Speed Sensor "B" Circuit Short to Battery (P276512,P276514,P276531)
DESCRIPTION The transmission revolution sensor (NC3) detects the automatic transmission No. 3 clutch drum rotation speed. DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P276512 Input/Turbine Speed Sensor "B" Circuit Short to Battery 1. Diagnosis Co ...