![]() ![]() The engine’s valve cover is designed to protect the components of your car’s motor. Either one of these indicators is telling you that there is a critical issue that should be addressed immediately. You might also see the Check Engine Light when there is a valve cover gasket defect. The Oil Warning Light might alert you to low pressure or a lack of lubrication in the engine. If you haven’t been checking the oil, this might be your first indication of a problem. Some people rely on the dashboard warnings to tell them when something is wrong. RELATED: 6 Causes of Engine Oil on Spark Plugs 5. It can also lead to an engine fire when not dealt with immediately. What you are left with is a misfiring engine that creates a rough ride. This causes the spark plug to fail, reducing the ignition of the air and fuel mixture. As oil builds up, the spark plugs cannot work properly and foul out. When the gasket fails and allows oil to leak onto the car’s spark plugs, fluid can get into the openings. The valve cover sits above the spark plugs. ![]() However, you shouldn’t overlook the possibility of a bad valve cover gasket. One of the most common reasons for misfiring is a defective spark plug or issue in the fuel system. When the car engine misfires, there are many causes that contribute to poor performance. RELATED: 7 Causes Why Car Smell Like Burning Rubber After Driving 4. Whenever you smell burning oil, you should assume that there is a risk of a car fire and stop driving immediately. This odor becomes overpowering when you pop the hood, even if you can’t see the oil burning. ![]() What you are left with is the undeniable smell of burning oil. As the oil leaks out of the valve cover, it can easily drip onto your car’s hot engine and exhaust. The smell of burning oil should always cause alarm. Running the engine without the proper amount of lubrication can cause the engine to cease and fail. While you wait for a valve cover gasket repair, make sure you keep topping off the oil. Start by checking the valve cover for signs of leaking. The engine operates as a sealed system, so oil shouldn’t be disappearing unless something is wrong. When the oil gets too low, it’s often a sign of a problem, especially when it occurs frequently. It’s vital to check your engine’s oil levels regularly. Plus, this symptom puts additional wear on the belts and hoses, as the oil softens the rubber on the belts and hoses, eventually causing premature failure. If you allow the oil to continue leaking, you risk more extensive engine repairs down the road. After some time, it could even coat the valve cover surface, causing a thick layer of dirt to also accumulate on the valve cover. Initially, the oil leakage will be minimal, getting worse as time goes on. Inspect the area around the gasket to see if any oil is seeping out. Still, if you notice oil leaking from the valve cover area, you can assume that the gasket has gone bad. However, oil leaks are caused by many issues, so it’s not necessarily a tell-tale sign of a failed valve cover gasket alone. Whenever you see oil leaking out under your vehicle, it’s alarming. Here is a more detailed list of the signs of a bad or leaking valve cover gasket to look for: 1. In some cars, it can also result in a misfiring engine or a check engine light. You may also notice a burning smell after acceleration. The most common symptoms of a bad valve cover gasket are external oil leaks and a low engine oil level when you check the dipstick. Valve Cover Gasket Replacement Cost Symptoms Of A Bad or Leaking Valve Cover Gasket ![]()
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