PARTS LOCATION
ILLUSTRATION
*1 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-ACC FUSE - PANEL FUSE | *2 | MOBILE WIRELESS CHARGER CRADLE ASSEMBLY |
*3 | ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - RADIO NO. 1 FUSE | *4 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
*5 | COMBINATION METER ASSEMBLY | - | - |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Cooling Fan System: Cooling Fan Circuit
DESCRIPTION The ECM calculates an appropriate cooling fan speed based on the engine coolant temperature, air conditioning switch condition, refrigerant pressure, engine speed and vehicle speed. The cooling fan ECUs control each cooling fan speed based on the duty cycle calculated by the ECM. By opti ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > How To Troubleshoot Ecu Controlled Systems: How To Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING OPERATION FLOW HINT: Perform troubleshooting in accordance with the procedure below. The following is an outline of basic troubleshooting procedure. Confirm the troubleshooting procedure for the circuit you are working on before beginning troubleshooting. 1.VEHICL ...