Questions

What can cause check engine light come on?

What can cause check engine light come on?

The Top 5 Reasons Your Check Engine Light May Be On

  • It’s Time To Replace Your Oxygen Sensor. Oxygen sensors are a common cause of “check engine” lights.
  • Your Gas Cap Is Loose Or Faulty.
  • Your Catalytic Converter Is Failing.
  • Mass Airflow Sensor Needs Replacement.
  • Faulty Spark Plugs.

Why does my Nissan Altima say service engine soon?

If the check engine light or service engine soon light is flashing, it could indicate a critical issue. The problem may be an engine misfire that could damage the catalytic converters. In the case of a blinking check engine light, it is strongly recommended that you have your vehicle serviced immediately.

What does check engine light usually mean?

The check engine light is a signal that the onboard diagnostics system (or OBD II) has detected a malfunction in the vehicle’s emissions, ignition, fuel or exhaust systems. All cars and light trucks have onboard diagnostics that are supposed to detect engine-related problems that affect the emissions control systems.

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Can check engine light mean transmission problems?

It’s normal for your check engine light to go one in the event of an issue with your car. Your check engine light going on doesn’t mean it’s your transmission, but if you are experiencing any of the above symptoms along with it, get your car in to see your service technician as soon as possible.

What does Nissan Service engine Soon light mean?

Meaning of the Service Engine Soon Light The check engine light is a light to warn you to a possible issue with your exhaust system or emissions system. The service engine soon light can come on for minor issues like a loose gas cap, or for more major problems such as possible engine failure.

How do you turn off the service engine soon light on a Nissan?

Turn the ignition key to the “On” position, without starting the engine. Wait three seconds. Depress and release the gas pedal five times in five seconds, then let the pedal up. Count seven seconds and then depress the gas pedal and hold it down for 10 seconds.