As a vehicle owner, you may or may not have heard about your car engine’s PCV valve, its essential role for your vehicle’s engine, and how to ensure its functionality. This article explains what a “PCV” valve is, its position in your car’s engine, a
Rev hang can even be found in Subaru’s WRX STI, along with prominent cases in VW and Hyundai products. To help eradicate this high pressure within the crankcase, a PCV (positive crankcase ventilation ) valve is used which can reduce the need for a rev hang system when fully functioning....
As a vehicle owner, there is nothing better than hopping in the car and hitting the road on a road trip. However, a road trip can easily be cut short by an engine malfunction, leaving you stranded on the side of the road. One of the most important maintenance items a car owner will ...
Do not spray it directly on the part. Instead, spray your rag and wipe it on the surface. Test the IAC RPM speed. With your advanced scan tool, force a lower or higher idle speed to see how the engine responds. Check the PCV valve for any signs of blockage Inspect all of the ...
in sedan Sport guise. These slight gains are not enough to make a real-world difference, however. The engine is known for being quite rev-happy, providing most of the power and torque at the top of the rev range. That's the main reason Honda's CVT transmission does not always get on...
Rocker arms have “ratios” -- the ratio is a measure of the arm’s leverage, which in turn determines how powerful the force is that it can transfer to the valve stem. The ratio is determined by the length of the arm, both between its center of rotation and the point it contacts th...
Major vacuum leak (An open EGR valve, disconnected vacuum hose, PCV valve, etc, can create a large vacuum leak and allow too much air to be sucked into the engine. This will make the air/fuel mixture too lean and make the engine hard to start. Engine will usually idle rough if it ...
a coolant change, new fuel filter and PCV valve). That's all that's needed as long as everything is working normally and the Check Engine light is off. Replacing any sensors (like O2 sensors) should NOT be necessary unless the Check Engine light is on, or there is a driveability or ...
Check for intake leaks with an EVAP smoke machine. Repair any possible leaks or replace a faulty PCV valve . Check the MAF sensor values, O2 sensors, engine coolant temperature sensor, throttle position sensor, and air temperature sensor. Replace if faulty.If...
Thankfully, most mechanics are thorough and professional, and unpleasant instances are the exception rather than the norm. But it’s important to know what steps to take if you find yourself in a bad situation. So, what to do if your auto repair goes wrong?