There isn't one. The components of the VVT are the PCM power train control module, 2 oil control valves, an oil filter for each OCV, and an intake camshaft sprocket/actuator assembly. If your check engine light is on and it's pointing toward VVT issues I would check each OCV filter screen. That is often the culprit.
The PCV valve for a 2000 Lexus rx300 is on the passenger side of the engine. It is on the valve cover near the back.
The PCV valve on a 2002 Lexus RX300 is located on the passenger side of the car underneath the hood. The valve will be on the rear valve cover.
Passenger Side, top of rear valve cover
The underside of the throttle body.
Passenger side of engine on the rear valve cover.
My Lexus dealer in Tucson AZ quoted me $712.00.
To repair the Variable Valve Timing (VVT) system on a 1999 Lexus RX300, first, diagnose the issue using an OBD-II scanner to check for any trouble codes. Common repairs may involve replacing the VVT sensor, cleaning or replacing the VVT solenoid, and ensuring that the timing chain and gears are in good condition. Additionally, check the oil level and quality, as low or dirty oil can affect VVT performance. If necessary, follow the manufacturer's service manual for detailed repair procedures.
On a 2002 Lexus RX300, the PCV (Positive Crankcase Ventilation) valve is located on the engine's valve cover. Specifically, it can be found on the driver's side, near the rear of the engine. You may need to remove the engine cover to access it easily. Be sure to check the valve and its hose for any signs of wear or blockages.
According to Wikipedia, a variable valve timing is a "process of altering the timing of a valve lift event, and is often used to improve performance, fuel economy or emissions".
To replace the PCV valve in a Lexus RX300, first, locate the valve, which is typically found on the valve cover. Disconnect any hoses attached to the PCV valve and remove it from its socket. Install the new PCV valve by pushing it into place and reconnecting the hoses. Finally, ensure everything is secure and check for any leaks after starting the engine.
Variable timing valve train
Variable valve timing.