Can a tire cause a check engine light?
Check your tire pressure as low tire pressure will cause the warning light to illuminate. If tire pressure was low in any of the tires, once the tire pressure is corrected, drive the vehicle and see if, by chance, the check engine light turns off.
Can your check engine light come on for low tire pressure?
There are many, many reasons that the check engine light may come on in you car, truck or SUV. A malfunctioning sensor, low tire pressure, low transmission fluid and so much more will cause the light to come on.
Why is the Check Engine light not working on my Jetta?
Most of them have to do with the emissions control system and related sensors. The on-board diagnostic computer generates and stores an error code that then must be retrieved so you know what the problem is. Most auto parts stores offer a free service to help you retrieve and translate the error code on your Jetta.
Why does my check engine light come on?
The Check Engine Light on your Volkswagen (Jetta, Passat, Golf, Tiguan, etc.) can come on for many reasons, including defective mass airflow sensor, bad thermostat, engine temperature sensor, short in main wire harness, vacuum leak, worn spark plugs and failed ignition coils.
What to do if your VW engine light is flashing?
Never ignore your VW engine light or drive the car for an extended time, especially if your Volkswagen CEL is flashing. Driving a Volkswagen with a flashing check engine light could have a devastating effect on your engine and catalytic converter. If the engine overheats, pull over and turn off the car.
Is it safe to drive with check engine light on?
Sometimes, multiple sensors send signals, indicating clues that something bigger has gone awry. You can still drive with the light illuminated, assuming the car is running and driving fine, but you should get it checked out as soon as possible.