Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Problem Symptoms Table

HINT:

• Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
• Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Initialization

INITIALIZATION INITIALIZE SLIDING ROOF SYSTEM NOTICE: When the sliding roof glass sub-assembly or sliding roof drive cable sub-assembly is adjusted or removed/installed, or the sliding roof drive g ...

Terminals Of Ecu

TERMINALS OF ECU CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) (a) Disconnect the U2 sliding roof ECU (sliding roof drive gear sub-assembly) connector. (b) Measure the resistance and ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lin Communication System: Lost Communication with Power Source Control (B278C)
DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and power management control ECU stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B278C Lost Communication with Power Source Control ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Fuel Pump Ecu(w/o Rear No. 2 Seat): Components
COMPONENTS ILLUSTRATION *1 DECK BOARD ASSEMBLY *2 FRONT DECK FLOOR BOX *3 REAR DECK FLOOR BOX *4 REAR NO. 4 FLOOR BOARD ILLUSTRATION *1 FUEL PUMP CONTROL ECU ASSEMBLY *2 DECK TRIM SIDE PANEL ASSEMBLY LH N*m (kgf*cm, ft.*lbf): Specified torque - - ...