You may be wondering why your vehicles Check Engine Light is on. Today, most vehicles are equipped with Onboard Computers that monitor the critical systems in your vehicle and warn you when something is wrong. Your Check Engine Light is your vehicle computer’s way of letting you know that there may be a problem and your vehicle requires service as soon as possible.

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If something’s going wrong with your car or engine, your Onboard Computer can tell us about it. Schedule an appointment at SNJ Atlantic Auto Repair today! Our engine diagnostics service can provide information to help diagnose why your vehicle's check engine light is on. The steering system, the fuel injectors, the spark plugs, and more are all told what to do by an Onboard Computer system.

Common Possible Causes Of A Check Engine Light Can Include:

  • Failing oxygen sensor
  • A loose gas cap
  • Bad spark plug wires
  • Fuel Injector
  • Excessive gas consumption or release of air pollutants
  • A problem with your catalytic converter
  • Bad mass air flow sensor
  • Engine vacuum leak
  • Bad spark plug/ignition coil
  • EGR valve problem
  • Cam or Crank Sensor

Next Steps...

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