Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Turn the Techstream on.
(d) Inspect the camshaft timing oil control solenoid assembly (for intake side).
(1) Enter the following menus: Powertrain / Engine / Active Test / Control the Intake VVT OCV Duty Ratio Bank 2 / Data List / Intake VVT Change Angle Bank 2.
Powertrain > Engine > Active Test| Active Test Display |
|---|
| Control the Intake VVT OCV Duty Ratio Bank 2 |
| Data List Display |
|---|
| Intake VVT Change Angle Bank 2 |
(2) Read the Data List while performing the Active Test with the engine idling.
OK:
| Techstream Operation | Data List(Intake VVT Change Angle Bank 2) |
|---|---|
| -100% to 100% | Varies by 70 DegFR or more |
If the result is not as specified, check the camshaft timing oil control solenoid assembly, wire harness and ECM.
(e) Inspect the camshaft timing oil control solenoid assembly (for exhaust side).
(1) Enter the following menus: Powertrain / Engine / Active Test / Control the Exhaust VVT OCV Duty Ratio Bank 2 / Data List / Exhaust VVT Change Angle Bank 2.
Powertrain > Engine > Active Test| Active Test Display |
|---|
| Control the Exhaust VVT OCV Duty Ratio Bank 2 |
| Data List Display |
|---|
| Exhaust VVT Change Angle Bank 2 |
(2) Read the Data List while performing the Active Test with the engine idling.
OK:
| Techstream Operation | Data List (Exhaust VVT Change Angle Bank 2) |
|---|---|
| -100% to 100% | Varies by 70 DegFR or more |
If the result is not as specified, check the camshaft timing oil control solenoid assembly, wire harness and ECM.
Components
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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 cams ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lexus Enform System: Parts Location
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Front Evaporator Temperature Sensor: Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 COOLER THERMISTOR (a) Install the No. 1 cooler thermistor as shown in the illustration. Installation Position: Part Length A 61.1 mm (2.41 in.) B 50.0 mm (1.97 in.) NOTICE:
Be sure to insert the No. 1 cooler thermistor only once be ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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