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

SYSTEM DESCRIPTION

SYSTEM DESCRIPTION

(a) The Electronic Controlled Automatic Transaxle (ECT) is an automatic transaxle that electronically controls shift timing using the ECM. The ECM detects electrical signals that indicate engine and driving conditions, and controls shift points based on driver habits and road conditions.

Shift shock is reduced by controlling the engine and transaxle simultaneously.

In addition, the ECT has the following features:

  • Diagnostic function.
  • Fail-safe function when a malfunction occurs.
    Parts Location
    PARTS LOCATION ILLUSTRATION *1 ECM *2 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - EFI-MAIN FUSE - ETCS FUSE - ST RELAY ILLUSTRATION *1 SHIFT SOLENOID VALVE SL1 *2 SHIF ...

    System Diagram
    SYSTEM DIAGRAM ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Audio And Visual System (for 8 Inch Display): Freeze Frame Data
    FREEZE FRAME DATA CHECK FREEZE FRAME DATA (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 / Navigation System / Trouble Codes. Body Electrical > Navigation System > Trouble Codes (e) Select a ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Seat Heater System: 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 DLC ...

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

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

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