SYSTEM DIAGRAM
for 150 A Type
for 180 A Type 
Parts Location
How To Proceed With TroubleshootingLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lighting System (w/o Automatic Headlight Beam Level Control System): Terminals Of Ecu
TERMINALS OF ECU CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (a) Disconnect the instrument panel junction block assembly and main body ECU (multiplex network body ECU) connectors. (b) Measure the voltage and resistance according to the value(s) in t ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Seat Switch(w/ Seat Position Memory System): Installation
INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. INSTALL POSITION CONTROL ECU AND SWITCH ASSEMBLY LH (a) Install the position control ECU and switch assembly LH to the front seat cushion shield LH with the 3 screws. ...