Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Parts Location

IG Power Source Circuit

DESCRIPTION When the engine switch is turned on (IG), the IG power source circuit supplies positive (+) voltage to the multiplex tilt and telescopic ECU. The multiplex tilt and telescopic ECU also rec ...

Precaution

PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system(s) after the c ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Back Door Courtesy Switch: Removal
REMOVAL PROCEDURE 1. REMOVE BACK WINDOW UPPER PANEL TRIM (w/o Rear No. 2 Seat) Click here 2. REMOVE BACK WINDOW UPPER PANEL TRIM (w/ Rear No. 2 Seat) Click here 3. REMOVE BACK DOOR TRIM COVER LH (w/o Rear No. 2 Seat) Click here 4. REMOVE BACK DOOR TRIM COVER LH (w/ Rear No. 2 Seat) Click he ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Catalyst System Efficiency Below Threshold Bank 1 (P042000,P043000)
MONITOR DESCRIPTION The ECM uses sensors mounted in front of and behind the Three-Way Catalytic Converter (TWC) to monitor its efficiency. The first sensor, the air fuel ratio sensor, sends pre-catalyst information to the ECM. The second sensor, the heated oxygen sensor, sends post-catalyst informat ...