Signs That the Check Engine Light May Be a Serious IssueĪt the opposite end of the spectrum, your check engine light could be a warning that something needs to be fixed right away. You don't smell anything unusual inside or around your vehicle.You don't see any smoke coming from your vehicle.You don't hear any odd noises coming from your vehicle while you're driving.Here are five indicators that your MIL might not be a serious issue: Sometimes, the check engine light can be more of a friendly reminder to have something on your Nissan serviced. Though it can seem scary, an illuminated check engine light doesn't always spell immediate doom. Signs That the Check Engine Light May Not Be a Serious Issue If the Malfunction Indicator Light is blinking, it's important to get your Nissan inspected at your closest Nissan service center as soon as possible to avoid damage to the vehicle. Reduce the amount of cargo being hauled or towed if possible.Avoid hard acceleration or deceleration.If your MIL is blinking, you may need to take some extra precautions to reduce or avoid emission control system damage: A damaged catalytic converter could also be another cause of a flashing MIL. An engine misfire can damage the emission control system. If the MIL is blinking, this could mean your Nissan has detected an engine misfire. When the light remains steady, it could signal that there's a problem with the emission control system. You shouldn't need to have your vehicle towed to the dealer in this situation. If the light does not turn off after a few trips, get your vehicle inspected at a Nissan dealer. If not, other potential problems may exist with the emission control system. If a loose fuel cap was the issue, the light should turn off after a few trips. Once you've ensured the fuel-filler cap is on tightly, continue driving your vehicle. Make sure your vehicle has at least 3 gallons of fuel in the tank. Make sure the fuel-filler cap is closed and tightened. If the MIL is illuminated but not blinking, first check to see whether the fuel-filler cap is loose or missing. What Should You Do When the Nissan Check Engine Light Comes On? If the Light Stays On Reading the code can help determine why the MIL is illuminated. Nissan technicians can “talk” to your vehicle's computer by using a Nissan-specific code reader. Regardless of why the MIL comes on, it's wise to take your vehicle to a Nissan dealer to have it inspected. If the indicator light comes on steady for 20 seconds and then blinks for 10 seconds when the engine is not running, it may indicate the vehicle isn't ready for an emission control system inspection or maintenance test.įor additional information, refer to the “Readiness for Inspection/Maintenance (I/M) test” in the “Technical and consumer information” section of your owner's manual. The Light Comes On and Blinks While the Engine Is Off The Malfunction Indicator Light (MIL) also might come on steady if the fuel-filler cap is loose or missing or if your vehicle runs out of fuel. If the check engine light (also known as the Malfunction Indicator Light) comes on - either steady or blinking - while the engine is running, it might mean a malfunction with the emission control system. The Light Is Steady or Blinking While the Engine Is Running However, it's best not to ignore a solid MIL, as it could result in a small issue turning into a big problem. You may be able to keep driving your vehicle, but you should set up a service appointment with a Nissan dealer when you get a chance. What Does It Mean When the Nissan Check Engine Light Comes On? The Light Stays OnĪ Malfunction Indicator Light that stays on but doesn't blink typically means your Nissan should be serviced soon but isn't in jeopardy of being harmed right away.
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