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2016 Ford Mustang Check Engine Light: Causes And How To Reset

2016 Ford Mustang Check Engine Light: Causes And How To Reset

If you’ve recently dealt with an illuminated “Check Engine” light, you’ll likely be looking for information regarding a 2016 Ford Mustang check engine light reset. Here it is. The check engine light, a small yet important indicator on your 2016 Ford Mustang's dashboard, can often cause worry and confusion among vehicle owners. When this light goes on, it signals that a potential issue with the engine or emissions system has been found by the onboard diagnostics system.

While it's a reason for concern, understanding the possible causes and knowing how to reset the check engine light can help alleviate stress and keep your Mustang running smoothly.

Causes Behind “Check Engine” light

Bad Oxygen Sensor

A primary reason for the check engine light to come on is an oxygen sensor malfunction. This sensor determines the exhaust gas oxygen amount, and if it fails, it can lead to decreased fuel efficiency and increased emissions.

Damaged or Loose Gas Cap

A damaged, loose, or missing gas cap can cause the check engine light to illuminate. This simple yet necessary component helps maintain the proper pressure in the fuel system. If it's not sealing correctly, it can trigger the onboard diagnostics system.

Catalytic Converter Issues

Issues with the catalytic converter, like a malfunction or failure, can also cause the check engine light to turn on. The catalytic converter is responsible for converting harmful pollutants into less harmful emissions. If it's not functioning correctly, it can affect vehicle performance and emissions.

Ignition Coil or Spark Plug Problems

A 2016 Ford Mustang check engine light reset is needed when faulty ignition coils or spark plugs lead to engine misfires, rough idling, and decreased performance. When the onboard diagnostics system detects these issues, it will trigger the check engine light to alert the driver.

Mass Airflow Sensor Malfunction

The mass airflow sensor measures how much air is going into the engine and adjusts the fuel injection accordingly. If this sensor malfunctions, it can lead to an improper fuel-air mixture, trigger the check engine light, and also affect engine performance.

2016 Ford Mustang Check Engine Light Reset: 4 Easy Steps

Resetting the check engine light on your 2016 Ford Mustang can be done using various methods, ranging from simple manual techniques to advanced diagnostic tools.

  • Check the Owner's Manual: Consulting your vehicle's owner's manual is the first step in understanding how to reset the check engine light. The manual provides valuable information on the dashboard indicators and how to address them.
  • Find the Underlying Issue: Before resetting the check engine light, address the underlying issue that caused it to illuminate. Ignoring the problem can lead to further damage to your vehicle and potential safety hazards.
  • Use an OBD-II Scanner: An OBD-II (On-Board Diagnostics) scanner is a handy tool for diagnosing and resetting the check engine light. Just plug the scanner into the OBD-II port, usually located under the dashboard, and follow the instructions to reset the light.
  • Disconnect the Battery: Disconnecting the car battery for a few minutes might also reset the check engine light. But keep in mind that this method may also reset other systems in your vehicle, such as the radio presets or clock.

Getting Professional Help

A 2016 Ford Mustang check engine light reset should be done by a professional if you're unable to determine the cause of the check engine light or reset it using the methods mentioned above. Automotive repair shops and dealerships have specialized diagnostic equipment and trained technicians who can diagnose and address the issue.

Master Your Mustang: Haynes' Expert Solutions for Ford Mustang Check Engine Light

Discover Haynes, your go-to for DIY automotive maintenance since the '60s. Easily troubleshoot your Mustang's check engine light with our user-friendly automotive manuals, saving on costly garage visits. From Ford car repair manuals to other leading US car brand manuals, we cover a wide range. 

For assistance or printed manuals, reach out to our customer service. Check out our online repair tips and tutorials for added assistance.