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 > Hazard Warning Switch: 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 hazard warning switch (radio receiver assembly)removal/installation are shown below. Necessary Procedure ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: MIL Circuit
    DESCRIPTION The Malfunction Indicator Lamp (MIL) is used to indicate vehicle malfunctions detected by the ECM. The MIL operation can be checked visually. When the engine switch is first turned on (IG), the MIL should be illuminated and should then turn off after the engine is started. If the MIL rem ...

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

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

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