These instructions apply to the Lexus ES Mk7 (XZ10) 2018-Present.
For other models, please choose your vehicle here.
When the maintenance / service reminder appears on your Lexus ES 300h (2018–present), you can clear it yourself after a service using the dashboard menu — no dealer needed. The reminder is a scheduled-maintenance prompt, not a fault warning: it means the car has reached the distance or time set for its next service, and it will keep showing at start-up until the interval is reset.
What the Maintenance Reminder Means
The ES tracks the distance and time since its maintenance schedule was last set and displays the reminder in the multi-information display between the dials. This is a countdown to the next scheduled service, not a live measurement of oil or component wear, so the car cannot tell whether the work has been done — it only knows the interval has elapsed. That is why the reset is a separate step: once the service is complete you tell the system to start a new interval.
As a hybrid, the ES 300h switches on to READY rather than idling an engine, which matters for the reset — you need ignition-on power to the display but not the READY (drive-ready) state. Leaving the reminder unreset means it simply keeps reappearing and can’t warn you accurately about the following service. The correct interval depends on the market and how the car is used, so treat the schedule in your own owner’s handbook as the reference rather than a fixed number of miles.
Getting Ready
Reset only after the service is done. Switch the ignition on, not READY (don’t press the brake when you press START). Park on level ground with the parking brake applied and the transmission in P. No tools, scanner or app are needed — the whole reset is done with the steering-wheel controls and the dashboard menu.
Resetting the Reminder
- Switch the ignition on (not READY).
- Using the steering-wheel controls, scroll the multi-information display to the Settings / vehicle settings menu, then Maintenance / Scheduled Maintenance.
- Select the engine oil / maintenance item and confirm the reset.
- The reminder clears and the interval restarts.
If the Reminder Won’t Clear
- Stay in ignition-on, not READY — don’t press the brake when you press START, or the car powers up to drive-ready and may not accept the change.
- Confirm the reset when prompted — backing out of the menu leaves it unchanged.
- Make sure you are on the Maintenance / Scheduled Maintenance item, not a trip or fuel-economy screen, before you confirm.
- If nothing happens, switch the ignition off, wait a few seconds, switch on again and repeat the menu sequence from the start.
- A separate warning light? A fault stores a code — look it up on autodtcs.com.
What Happens Next
Once you confirm, the maintenance message disappears and the interval restarts from full, counting down again as you drive. The start-up reminder should no longer appear. If a separate warning — check engine, hybrid system or a coloured lamp — is on, that is unrelated to the maintenance reminder and will not be cleared by this procedure.
How Often It Comes Up
Reset the reminder after every scheduled service, as soon as the work is finished, so the countdown matches what was actually done. The service interval for the ES 300h depends on the market and driving conditions, and hard use can bring it forward. Rather than relying on a single figure, follow the maintenance schedule in your handbook and reset the interval to match each service.
Frequently Asked Questions
How do I reset the maintenance light on a Lexus ES 300h?
Switch on (not READY), open Settings > Maintenance in the display, select the oil/maintenance item and confirm.
Do I need a diagnostic tool?
No — it’s an owner menu reset done with the steering-wheel controls. No scanner or app is needed.
What does ‘ignition on, not READY’ mean on a hybrid?
Press the START button without your foot on the brake so the car powers up the electrics and display but does not enter drive-ready mode. Pressing START with the brake down brings the car to READY, which you don’t want for the reset.
It cleared but came back — why?
The reset probably wasn’t confirmed; repeat it and accept the prompt.
Can I reset it before the service is done?
You can, but only reset after the work is actually completed so the interval stays accurate.
Does resetting change the oil or fix anything?
No. It only clears the reminder and restarts the countdown; the service itself must be carried out separately beforehand.
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.