The oil control valve circuit on a 2001 Toyota Echo regulates the flow of oil to the variable valve timing (VVT) system, which adjusts the timing of the engine's intake and exhaust valves for optimal performance. By controlling oil pressure to the VVT actuator, it helps enhance engine efficiency, improve fuel economy, and reduce emissions. When functioning correctly, the oil control valve contributes to smoother acceleration and overall engine responsiveness. If it malfunctions, it can lead to poor engine performance and increased emissions.
In 2012 about $40
under the hood, on the fire wall behind the engine where the two hoses are. one of them as a valve on it.
how to replace valve cover gasket toyota rav4 2001
Trouble code P0443 means:Evaporative emission control systempurge control valve circuit malfunction
In the 2001 Toyota Corolla the evap purge solenoid valve is located near the underside of the air cleaner. This is an emissions control device.
Trouble code P0443 means:Evaporative emission control system purge control valve circuit malfunction
Trouble code P0443 means:Evaporative emission control system purge control valve circuit malfunction
Most likely it's the one next to the charcoal canister.
Locate heater control valve in a 2001 Honda civic
It does not have one
Trouble code P0446 means:Evaporative emission control system vent control circuit malfunction
heater control valve located on 2001 gmc jimmy 4.3l