My engine light is on mechanics told me it was a camshaft position sensor i got that done engine light still on
My car has an automatic transmission.
How to Identify and Fix Common car Problems ?
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2021 Chevrolet Malibu Check Engine Light Flashing
Other generally common reasons for a Check Engine Light are faulty head gasket, faulty emissions control part, damaged oxygen sensor, a malfunction with the fuel injection system, dirty mass airflow sensor, or broken spark plugs to name a few.
Reset A Check Engine Light: Two Techniques
Start the car, let it run for one second, and then turn it off. Let the engine sit quietly for two to three seconds, and then repeat the whole process two more times.
The reasons for a check engine light turning on can range from something minor like a loose gas cap to something more serious like a faulty catalytic converter. It could even be a sign of internal engine failure. Ignoring the problem can turn a potentially quick fix into a costly and time-consuming repair.
If the check engine light in your Chevrolet starts glaring, that means that the problem needs hasty attention and your Chevrolet should be brought in now. This blinking light usually indicates a relentless engine misfire allowing unburned fuel to be dumped into the exhaust system.
Will your check engine light turn off by itself? In most cases, successfully repairing the issue that caused your light to come on will cause the check engine light to turn off automatically—but only after 10 to 20 “cycles”.
The emissions/exhaust system is the most likely culprit for many check engine lights being illuminated. There could be an exhaust leak or a problem with the catalytic converter. The mass airflow sensor (MAF) is another sensor that is easily tripped or can fail.
Can you drive a car with the engine light on? It`s okay to drive for a few miles, but be sure to schedule an inspection of the engine as soon as possible. If the check engine light comes on while you`re driving, don`t panic! Pay attention and see if the car is driving any differently than normal.
If the check engine light illuminates, it will either blink or remain constantly illuminated, depending on the problem. A blinking light, or in some cars a red light instead of a yellow or orange light, indicates a problem that needs immediate attention. Either way, you should have the vehicle checked by a mechanic.
No.
Sometimes, the check engine light comes on to let you know that there`s a problem with the car`s internal diagnostic mechanism. That means the system could be “finding” a problem that doesn`t exist, or it could be that loose wire systems are creating a false positive in the system.
While the check engine light can definitely be indicative of serious problems, the most common cause of the flashing is usually an engine misfire. There are many reasons why an engine misfire might be occurring. To run smoothly, an engine must be receiving the correct amount of power from the cylinders in your vehicle.
The answer is – yes! Worn spark plugs can cause your vehicle`s check engine light to illuminate, indicating an issue. It may even be a flashing check engine light. This is because bad spark plugs can cause your engine to misfire, which will trigger the check engine light to turn on.
How long can you drive with the check engine light on? Once you see the check engine light, it is safe to drive with the light on for 50 to 100 miles. This is because if the issue is with the sensors, then this will buy some time for it to reset, turning the check engine light off.
An illuminated check engine light is the first warning sign that your vehicle needs an oil change. It can activate because the oil is too dirty or when there`s not enough flowing throughout the engine.
Low Oil and Check Engine Light
However, low oil pressure, which can be caused by low oil levels, can be a reason for the check engine light to turn on. Low oil pressure can seriously interfere with your car`s performance and disable your vehicle if not addressed immediately.
How to Reset a Check Engine Light Without a Scanner. To reset a check engine light without a scanner, disconnect the negative battery cable and wait a few moments. This will reset the diagnostic system in your vehicle, and if the underlying issue has indeed been resolved, the light should go off immediately.
Common issues with the 2009 Malibu include power door lock failures, damaged headlight wiring, and clunking noises while turning. Power door lock failures are the most widespread problem, happening at around 60,000 miles. Replacing the door lock actuators fixes the problem, but replacing all four costs around $600.
The U0100 code is a diagnostic trouble code (DTC) that stands for Lost Communication with ECM/PCM.
In some cars, a yellow check engine light means there is a problem that needs to be investigated and a red or flashing light means there is a serious problem and you need to stop right away. Your gauges will help you to determine problems like overheating and low oil pressure.
It`s okay to drive the car if the check engine light is steady. But only if the vehicle`s essential systems such as brakes and lights are operational. Keep a close eye on your car`s dashboard warning lights, including the coolant temperature and oil pressure.
A failed O2 sensor is the most common cause of a flashing check engine light. The O2 sensor is a critical part of the exhaust system, monitoring how much unburned oxygen is exiting the engine in the exhaust. The sensor sends messages back to the engine to adjust the mix of oxygen and fuel being used.
A Blinking Light is Bad In most cases, a check engine light will shine steadily, a serious reminder that something is amiss in your vehicle. If the light is blinking, however, your minor annoyance and concern just got elevated. If the check engine light is blinking, get to the nearest trustworthy mechanic you know.
The most common causes of misfires are worn, improperly installed, and mishandled spark plugs, malfunctioning ignition coils, carbon tracking, faulty spark plug wires and vacuum leaks.
A steady check engine light indicates a non-emergency issue, such as a loose gas cap. Flashing check engine lights warn of severe situations requiring immediate attention. Standardized diagnostic codes help identify the trouble.