What does the engine symbol mean on the dash?

Is it safe to drive with check engine light on?

The rule of thumb is that if the check engine light is flashing, you can’t keep driving the car. It’s an emergency. Often it indicates an engine misfire. If you keep driving, you will likely cause irreversible damage, mostly to the (expensive) catalytic converter.

What is the most common reason for check engine light?

Replacing a faulty oxygen sensor — a sensor used to optimize a vehicle’s fuel-to-air mixture to increase gas mileage and reduce emissions — is the most common cause for a check engine light.

Can AutoZone check engine light?

Does AutoZone Scan Check Engine Lights? AutoZone does. If your light is on, and you are wondering why, head down to your local AutoZone where one of our store associates can help diagnose the issue through our free Fix Finder service.

What does the yellow engine light mean?

Look for a serious problem that requires immediate attention. Check your dashboard gauges and lights for indications of low oil pressure or overheating. … On some cars, a yellow check engine light means investigate the problem and a red one means stop right now. Try tightening your gas cap.

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What problems cause check engine light?

Loose or Broken Gas Cap

The best news that you get get in regard to a check engine light is that it was caused by a loose gas cap. A loose, cracked or otherwise damaged cap can allow gasoline vapors to evaporate out of the filler hose, triggering the light! Always be sure your gas cap is tight every time you fill up!

What does the Orange engine symbol mean?

CARS.COM — The check engine light on the dashboard is a warning that many vehicle owners dread. … The check engine light (typically a yellow or orange outline of an engine with the word “Check” or “Service Engine”) should come on for a few seconds every time you start the engine with other warning lights.

Why is my check engine light on and car shaking?

The check engine light will come on when any of the following issues are detected by your vehicle’s computer. Shaking or vibration may be caused by things such as faulty spark plugs, poor fuel pressure or misfires. … The other issue that may cause this type of shaking or vibration is a broken engine mount.

What are the check engine codes?

The most common diagnostic codes for check engine lights are:

  • Codes: P0171 – P0175 → Deals with sensing your oxygen levels. …
  • Codes: P0300 – P0305 → Deal with engine misfires. …
  • Codes: P0411, P0440, P0442, P0446, P0455 → Deal with the evaporative system. …
  • Code: P0401→ Deal with exhaust gas recirculation.