If the CEL (or engine fault) light comes on, that means a diagnostic code set has been stored. If you post all the codes stored, folks here could come up w/some ideas what might actually be causing it. Without the codes its just a guessing game.
Besides, what does engine fault light mean?
The light could be a minor issue, such as a faulty gas cap, or it could mean something more serious, such as a misfiring engine. The check engine light — more formally known as the malfunction indicator lamp — is a signal from the car’s engine computer that something is wrong.
Secondly, what could cause the check engine light to come on? The mass airflow sensor, or MAF sensor, calculates the amount of air that’s coming into the engine so that the computer can add the right amount of fuel. A faulty MAF sensor could trigger the check engine light. It can also cause a car to experience impaired gas mileage, increased emissions or frequent stalling.
Also Know, can I drive my car with engine light on?
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.
What is a fault problem in car?
It means the system has detected a problem in one of the onboard systems and is spitting out a code that relates to the specific section that has triggered the fault.
13 Related Question Answers Found
What does the yellow engine light mean?
Check your dashboard gauges and lights for indications of low oil pressure or overheating. These conditions mean you should pull over and shut off the engine as soon as you can find a safe place to do so. On some cars, a yellow check engine light means investigate the problem and a red one means stop right now.
Can low oil make check engine light come on?
Low oil pressure is a common cause of a check engine light turning on, and it can seriously interfere with your car’s performance. Usually, if this is the case, your oil light will also appear. In any case, low enough oil pressure will disable your vehicle, so get this repaired immediately.
Can a bad battery cause a check engine light to come on?
When a battery is faulty or undercharged, it won’t be able to send the right amount of energy to your vehicle’s computer. This may cause the check engine light to flip on.
Can check engine light turn itself off?
A check engine light will shut itself off if the condition that caused it is remedied. So, if your converter is marginal, and you did a lot of stop-and-go driving, which creates high demand for the converter, that may have turned on the check engine light.
How long can I drive with check engine light on?
When the check engine light is solid, you can typically drive the car for hundreds of miles without an issue. Of course, that depends on which code is stored in the vehicle’s computer. If an engine sensor is faulty, the car will usually use made up sensor values to keep running.
What to do if engine light is on?
What to Do If Your “Check Engine” Light Comes On Observe. Check the gauges on your dashboard. Check Your Gas Cap. Try tightening or replacing your gas cap. Reduce Pressure. If you notice that your vehicle’s performance has decreased, reduce your speed and avoid towing or transporting heavy cargo. Avoid Emissions Testing.
Will disconnecting the battery clear a check engine light?
Leaving the battery disconnected for about 15 minutes will ensure the vehicle systems will completely reset when you reconnect the battery. Disconnecting the battery will clear the error codes and reset the check engine light.
What are the dashboard symbols?
What 15 Symbols On Your Car’s Dashboard Mean Engine Temperature Warning Light. iStock. Tire Pressure Warning Light. iStock. Oil Pressure Warning. iStock. Traction Control. iStock. Engine Warning. iStock. Antilock Brake Warning. iStock. Automatic Shift Lock or Engine Start Indicator. iStock. Battery Alert. iStock.
What are the most common car problems?
To reduce the potential for breakdown, and expensive repairs, we’ve listed the 12 most common car problems that tend to pop up. Warning Lights. A Sputtering Engine. Poor Fuel Economy. Dead Battery. Flat Tires. Brakes Squeaking or Grinding. Alternator Failure. Broken Starter Motor.
What does the warning light mean?
A red warning light suggests that you should act quickly because the problem is serious, such as an overheating engine, low engine oil pressure or a braking system problem. An orange warning light means that the engine management system – the computer that runs the engine – has detected a fault.
What does (!) Mean in a car?
If your car’s power steering warning light – often known as the EPAS light – is illuminated, it means there could be something wrong with the steering system. If the system fails, the steering could go heavy, meaning more effort will be needed to make the car change direction.
What causes ECU malfunction?
Corrosion or damage due to moisture is one of the main reasons for ECM failure. Corrosion can enter the ECM through the wiring harness and moisture can enter by a failure in the seals in the ECM itself. This happens over a period of time (5 to 10 years) due to the ECMs exposure to the elements.
What are the signs on a car dashboard?
They indicate a potential problem or safety issue that should be checked by a professional. Engine temperature warning light. Image viaAuto Express. Oil pressure warning light. Image viaAutoexpress. Battery charge warning. Brake warning light. Airbag indicator. Seatbelt indicator. Engine warning. Traction control light.