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

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Seat heater system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT BATTERY VOLTAGE

(a) Check the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

    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 > Air Conditioning Filter: Installation
    INSTALLATION PROCEDURE 1. INSTALL CLEAN AIR FILTER (a) Engage the 4 guides as indicated by the arrows, in the order shown in the illustration to install the clean air filter to the air filter case. Install in this Direction (1) Install in this Direction (2) NOTICE: Make sure that the ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Pre-collision System Warning Buzzer: Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during pre-collison system warning buzzer removal/installation are shown below. Necessary Procedures After Part ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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