Lexus RX (RX 350L, RX450h) 2016-2026 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) 2016-2026 Repair Manual > Seat Heater Switch (for Front Side): Installation
    INSTALLATION PROCEDURE 1. INSTALL REFRESHING SEAT SWITCH (a) Engage the 4 claws to install the refreshing seat switch to the console panel sub-assembly. 2. INSTALL CONSOLE PANEL SUB-ASSEMBLY Click here 3. INSTALL INSTRUMENT CLUSTER FINISH PANEL ORNAMENT Click here 4. INSTALL SHIFT ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Electric Parking Brake System: Left Electric Parking Brake Actuator Control Circuit Open (C060B13)
    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C060B13 Left Electric Parking Brake Actuator Control Circuit Open Diagnosis Condition: Electric parking brake not operating Malfunction Status: The ECU power supply is normal but there is a ...

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

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

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