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

DIAGNOSIS SYSTEM

DIAGNOSIS FUNCTION

(a) The diagnosis function turns off the cruise control indicator, illuminates the master warning light and displays a warning message when a malfunction is detected. When a malfunction is detected in the dynamic radar cruise control system, DTCs are stored in the ECM or forward recognition camera.

*a

Cruise Control Indicator

(Constant Speed Control Mode)

*b

Cruise Control Indicator

(Vehicle-to-vehicle Distance Control Mode)

*c

Master Warning Light

NOTICE:

As data stored in the ECU will be cleared, do not remove any fuses or disconnect the cable from the negative (-) battery terminal before the inspection is complete.

HINT:

When the system returns to normal, the warning message "Cruise Control Malfunction Visit Your Dealer" displayed on the multi-information display will be cleared.

    Problem Symptoms Table
    PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the ECM, refer to Registration. Click here When replacing the millimeter wave radar sensor assembly, always replace it with a new one. If a mill ...

    Terminals Of Ecu
    TERMINALS OF ECU CHECK ECM HINT: As a waterproof connector is used for the ECM, voltage, resistance and waveform inspections cannot be performed. The voltage, resistance and waveform values are provi ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lin Communication System: Dtc Check / Clear
    DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Main Body or Smart Access / Trouble Codes. Body Electrical > Main Body > Trouble Codes Body Electrical > Smart ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Owners Manual > Basic operation of the Remote Touch screen: 12.3-inch display
    12.3-inch display overview ■ Full screen display The following functions can be displayed full screen: Initial screen "Menu" screen Map screen* *: Refer to the "NAVIGATION SYSTEM OWNER'S MANUAL". ■ Split-screen display Different information can be displayed on the left and right ...

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

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

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