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 > Automatic Transaxle System: Pressure Control Solenoid "D" Actuator Stuck Off (P27137F)
DESCRIPTION Based on signals from the accelerator position sensor and transmission revolution sensors (NT, NC3 and NC), the ECM controls the shift solenoid valve SLT using a predetermined current. As a result, the line pressure is adjusted to a pressure that is appropriate for the throttle angle and ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Air Conditioning System: Check Mode Procedure
CHECK MODE PROCEDURE REFRIGERANT SHORTAGE CHECK IN NORMAL OPERATION (CHECK A/C SWITCH INDICATOR AND DTC) (a) Start the engine. (b) Check that the A/C switch indicator remains on when the following conditions are met. *a A/C Switch (Multi-display) Measurement Condition: Item Condition ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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