Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Diagnosis System

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: If the battery voltage is low, the seat heater system may not operate. When "Operation of Electrical Items Restricted." is displayed on the multi-information display ...

Terminals Of Ecu

TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (a) Disconnect the J43 air conditioning amplifier assembly connector. (b) Measure the voltage and resistance according to the value(s) in th ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Headlight Ecu: Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL HEADLIGHT GASKET (a) Install a new headlight gasket. 2. INSTALL NO. 1 HEADLIGHT ECU SUB-ASSEMBLY NOTICE: If the No. 1 headlight ligh ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Immobiliser System: Antenna Coil Open / Short (B2784)
DESCRIPTION When an open or short circuit is detected in the transponder key amplifier coil built into the engine switch, the certification ECU (smart key ECU assembly) stores this DTC. This DTC is also stored as a history DTC. DTC No. Detection Item DTC Detection Condition Trouble Area N ...