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

Relay

On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HORN RELAY ASSEMBLY (a) Remove the HORN relay. *a Component without harness connected (HORN Relay) (b) Measur ...

Automatic High Beam Main Switch

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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System: Interior Light Switch Signal Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) detects the condition of the door switch and front dome light switch. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration. Click here PROCEDURE 1. R ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Telematics System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Telematics System DTC No. Detection Item Link U014087 Lost Communication with Body Control Module Missing Message U015587 Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message U016387 Lost Communication ...