Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: How To Troubleshoot Ecu Controlled Systems

Introduction

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General Information

GENERAL INFORMATION A large number of ECU controlled systems are used in this vehicle. In general, ECU controlled systems are considered to be very intricate, requiring a high level of technical kn ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Automatic Transaxle System: Shift Solenoid "A" Circuit Short to Battery or Open (P075015)
DESCRIPTION Changing gears is performed by the ECM turning the shift solenoid valves SL1, SL2, SL3, SL4, SL5, S1 and S2 on and off. If an open or short occurs in any of the shift solenoid valve circuits, the ECM controls the remaining normal shift solenoid valves to allow the vehicle to be driven. I ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Audio And Visual System (for 12.3 Inch Display): Navigation Processor Malfunction (B15AD)
DESCRIPTION This DTC is stored when a malfunction occurs in the navigation ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B15AD Navigation Processor Malfunction When either condition below is met: A short to ground, short to +B or open occurs in the gyro signal ...