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What does the KEY indicator on Nissan Teana's dashboard mean?

2 Answers

Stone

07/28/25 3:27pm

The KEY displayed on the car dashboard indicates that the vehicle has not detected the key or is signaling a key malfunction. keyout: Literally meaning 'key out', when displayed on the car dashboard, it usually indicates that the smart key is not inside the car or is not within the effective range. If the key is inside the car, then check the battery level of the key, as insufficient power may prevent the engine from starting or the doors from opening. Professional repair: This situation mostly occurs in vehicles with a push-button start, as starting the vehicle usually does not require turning a key, so placing the key on your person or somewhere in the car may cause the engine to fail to receive or detect the key data properly, triggering a reminder. It could also be due to a depleted battery inside the key, or damage to the car's receiving module or the key's transmitting module. If this happens, you should go to a professional institution or a 4S shop for inspection. If it's just a depleted key battery, replacing the battery will suffice.

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OLondon

08/11/25 10:54pm

I once drove my friend's old Teana and happened to encounter the 'KEY' warning light on the dashboard. This is basically the car's anti-theft system reminding you: either the key battery is running low, or the car isn't detecting the key signal. One time during heavy rain, the key in my pants pocket got wet, and I saw that warning as soon as I got in the car. In such cases, try pressing the key against the start button—usually, the car will start. If that doesn’t work, you can still use the mechanical key to open the driver's door, but I recommend heading to an auto repair shop ASAP to replace the coin battery. Street vendors can do it for just ten bucks. If you ignore it for too long, next time it might leave you stranded on the roadside.

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