When does the check engine warning light come on?
Check engine warning lights – On most modern cars, the computer diagnostics will pick up turbo faults and the check engine light will come on. Of course, the check engine light doesn’t just cover turbo failure, and you will need to do some further checks to see what kind of engine problem you have.
How can I tell if my car has a turbo fault?
There are several ways that your vehicle will let you know that its turbo is in need of maintenance or repairs: Check engine warning lights – On most modern cars, the computer diagnostics will pick up turbo faults and the check engine light will come on.
Why is my Check Engine light still on after filling up?
The cap is a crucial part of a car’s fuel delivery system. It notably prevents gasoline fumes from leaving the fuel tank, and it helps keep the whole system under the correct pressure. If your check engine light turns on immediately after a fill-up, pull over and make sure the cap isn’t loose — or still on your car’s roof.
What to do when your check engine light is blinking?
Check engine light is on but flashing/blinking: This indicates a more serious issue. The safest option is to safely pull over then shut off the engine. Next, you’ll need to tow your car to an auto repair shop for diagnosis and repair. A reminder: Don’t confuse the check engine light with the service light.
What does it mean when your check engine light comes on?
If you get an error pointing to the gas cap it means fuel vapors are leaking out of your cap. This means the cap is either cracked or just wasn’t tightened well enough. What you should do. If your car isn’t feeling jerky or strange when the check engine light comes on the first thing you should check is the gas cap.
Why is there a warning light on my diesel engine?
Some diesel-powered cars have a specific warning light for their diesel particulate filter (DPF), whereas others don’t and rely on the EML providing a warning instead. The latter is sometimes also illuminated if the car detects a fault with the differential pressure sensor, which determines how effectively the DPF is performing.
Is it possible to reset an engine warning light?
While the documentation for some older cars provided instructions on how to check and reset engine warning lights, it’s not usually possible now cars have grown more sophisticated. It’s well worth paying for accurate diagnosis, though, so a proper and effective repair can be made.
What does the warning light on the dashboard mean?
Problems can still arise, though, and the first sign of trouble is often a warning light on the dashboard, such as a ‘check engine light’ flashing. Of all the warning lights that can appear from time to time, perhaps the most alarming is the engine warning light.