How do I know if my VCT solenoid is bad?
A malfunctioning VCT solenoid can cause the engine to begin idling rough, especially if the engine RPM starts to fluctuate as the system is beginning. If this issue does not check quickly, additional parts of the engine can wear out prematurely and cause more parts to break down quicker.
What causes bad VCT solenoid?
The most common cause of failure for both the VVT switch and the VVT solenoid is a lack of basic maintenance. If your oil is dirty, sludge can clog the screen on the solenoid, causing a failure. If the engine oil level is low, you will also experience problems with VVT operation.
Can a bad VVT solenoid cause misfire?
A faulty VVT switch will also cause the engine to misfire or appear to stumble when your vehicle is loaded with extra weight, climbing hills, or when you apply quick pressure to the throttle for instant acceleration. If you ignore the problem, the potential of further engine damage will increase.
How to know if your variable timing solenoid is bad?
Symptoms of a Bad Variable Valve Timing Solenoid and How to Replace 1 Check Engine Light On. 2 Dirty Engine Oil. 3 Roughness in Idling Engine. 4 Decline in Fuel Efficiency.
When to replace a variable valve solenoid ( VVT )?
Now that you know what all symptoms indicate variable valve timing solenoid failure, you must also know that it is imperative to replace a faulty VVT solenoid. Once you have diagnosed a problem in the variable valve timing solenoid, it is best that you either get it replace or do it yourself.
How does the variable valve timing system work?
The function of the VVT is to control the open and shut timing of the valves so as to maximize fuel economy. Any malfunction here can cause wastage of fuel or dip in performance. If you notice decreased fuel economy, chances are that the variable valve timing sensor or some other part of the VVT system is failing.