Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Panoramic moon roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). 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) Measure 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 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 ...

    Terminals Of Ecu
    TERMINALS OF ECU CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) (a) Disconnect the U2 sliding roof ECU (sliding roof drive gear assembly) connector. (b) Measure the resistance and voltage ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Wireless Charger Assembly: 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 mobile wireless charger cradle assembly removal/installation are shown below. Necessary Procedures After ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Steering System: Assist Map Number Un-Writing (C1581)
    DESCRIPTION This DTC will be stored if the power steering ECU assembly determines that the assist map is not written in the ECU. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition Note C1581 Assist Map Number Un-Writing Assi ...

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

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

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