These instructions apply to the Lexus NX Mk1 (Z1) 2014-2021.
For other models, please choose your vehicle here.
When the maintenance / service reminder appears on your Lexus NX (2014–2021), you can clear it yourself after an oil or scheduled service straight from the dashboard menu — no dealer and no diagnostic tool. It’s the same on the NX 300h hybrid and the 200t/300 petrol. Here’s how. The reminder is a scheduled-maintenance prompt, not a warning that anything has gone wrong — it simply marks that the next service is due.
What the Maintenance Reminder Means
The NX tracks its service schedule mainly by distance and elapsed time, and lights the maintenance reminder when the next service point is reached. On many cars the message builds up in stages — it may flash briefly at start-up as the interval nears, then stay on once the service is actually due. It applies to the whole scheduled service, so it is not tied to one component; think of it as the car’s way of saying “book the next service,” not a sign of a fault.
The reset procedure is identical across the range because they all share the same multi-information display and menu system. Whether you have the NX 300h hybrid or the 200t / 300 turbo-petrol, the reminder and the way you clear it are the same — the only difference is making sure the hybrid is in ignition-on rather than READY.
Before You Start
Reset the reminder only after the service has actually been carried out. You’ll use the instrument-cluster menu, switched on but with the engine (or hybrid system) not running.
Park on level ground with the car in P and the parking brake set. Resetting before the service defeats the purpose — the car would carry on counting against the old interval — so finish the oil or scheduled work first. No tools are needed; everything happens on the steering-wheel controls and the display.
Resetting the Service Indicator
- Switch the ignition on — press START once without your foot on the brake so the system powers up but doesn’t start. (Do not enter READY on the hybrid.)
- Using the steering-wheel arrows, scroll the multi-information display menu.
- Select ‘SETTINGS’.
- Select ‘MAINTENANCE’ and follow the prompts to complete the reset.
- A confirmation message appears on the display — the service indicator is reset.
If the Reminder Won’t Clear
- Make sure you’re in ignition-on, not READY — on the hybrid, don’t press the brake when you press START.
- Confirm the reset prompt fully rather than just viewing the menu.
- A separate warning light? A fault stores a code — look it up on autodtcs.com.
If it still won’t clear, cycle the ignition fully off, wait a few seconds and repeat, taking care to reach the right menu item. Hold or press each selection long enough for the display to respond — rushing through the arrows can skip the confirmation step, which leaves the reminder in place.
What to Expect After Resetting
Once the display shows its confirmation, the maintenance reminder goes out and the NX starts counting toward the next service. It should no longer appear at start-up, and the Maintenance menu will show a fresh interval. The reset only clears the scheduled-service reminder — if a separate warning lamp was on as well, that is a different matter and will remain until its cause is addressed.
How Often to Reset It
Clear the reminder each time a scheduled service is completed — once per service. The NX service interval is set by whichever comes first, distance or time, so a low-mileage car will still come due on the calendar. Rather than rely on a single figure, follow the maintenance schedule in your owner’s handbook and reset the reminder to match each visit.
Frequently Asked Questions
How do I reset the maintenance light on a Lexus NX?
Ignition on (not READY), use the dash menu to go to Settings > Maintenance and confirm — a message confirms the reset.
Do I need a diagnostic tool?
No — the dashboard menu reset is the owner method.
Is the NX 300h hybrid the same?
Yes — the reset is identical on the hybrid and petrol NX; just switch on without entering READY.
The reminder came back — why?
The reset probably wasn’t confirmed; repeat it through Settings > Maintenance until the confirmation shows.
How do I get ignition-on without starting the hybrid?
Press the START button once without touching the brake pedal. That powers up the dash but does not put the car into READY; pressing START with the brake down would start the hybrid system, and the reset won’t work then.
Why does the reminder appear before the service is due?
The NX often gives early notice, showing the message at start-up as the interval approaches so you have time to book the work. Carry out the service, then reset it; there is no need to clear an early warning before the job is done.
If another warning light appeared with the service message, our sister site autodtcs.com can help you decode it.
Independent guide — not affiliated with Lexus. Always follow your official service manual and safety precautions. Read our full disclaimer.