These instructions apply to the Nissan Xterra Mk2 (N50) 2005-2015.
For other models, please choose your vehicle here.
The low-tire-pressure light on the Nissan Xterra (N50, 2005–2015) is run by a monitoring system that re-checks itself as you drive. There is no reset button and no tool to plug in — correct the pressures and a short drive clears the warning.
How It Works
A sensor in each wheel reports its own pressure. When one drops well under the recommended cold figure, the warning light comes on. Bring all four tires back to the right pressure, drive a little, and the system reads the corrected values and switches the light off by itself.
Clearing the Warning Light
- Find the recommended cold pressures on the placard in the driver’s door opening — check them before driving, or after the Xterra has stood a few hours.
- Set all four tires (and the spare) to that figure with a gauge you trust.
- Make sure none is high or low — the system weighs all four against each other.
- Drive at 16 mph (25 km/h) or above for a few minutes to wake the system.
- The low-tire-pressure light goes out once the corrected pressures are confirmed.
When the Light Won’t Clear
If the warning flashes for about a minute at every start and then holds steady, that is a system fault rather than low air — typically a failed sensor or a sensor with a flat internal battery, which needs equipment to pin down. If it just stays on steady, re-check every tire, spare included, with an accurate gauge; a slow leak will keep bringing it back.
Frequently Asked Questions
Is there a TPMS reset button? No. The N50 Xterra relearns pressures on its own as you drive — there is nothing for the owner to press.
I aired the tires up but the light is still on. Give it a short drive above 16 mph so the sensors are re-read. If it stays on, one tire may still be off or a sensor may be faulty.
What does a flashing-then-steady light mean? That pattern signals a TPMS fault, not simply low pressure — usually a sensor or its battery, which should be diagnosed.
Does rotating or changing tires confuse it? No — set every tire to the placard pressure afterwards and drive; each wheel is re-read automatically.
If a check-engine light is also on, look the code up on our sister site autodtcs.com.
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