Short answer
“Service due” means your car has reached its scheduled service interval — counted in miles, months or estimated oil life since the last reset — and is reminding you to book maintenance, usually an oil change and inspection. It is a reminder, not a fault: you can keep driving, but book the service soon and have the reminder reset afterwards.
What to do now
- Read the message or oil-life figure: it says which service is due.
- Book the service soon — at once if the oil life reads zero.
- Have the shop reset the reminder and keep the receipt.
- Also shown as:
- Maintenance required light · MAINT REQD · Oil life / service message · Wrench light (on many makes)
- What it looks like:
- A wrench, sometimes with a car outline; many cars show a text message or an oil-life percentage instead.
Is it safe to keep driving?
Yes. Keep driving and book the service soon — skipped maintenance shortens engine life and can give grounds to deny a related warranty claim.
What causes the service due / maintenance reminder?
Most common first. Symbols and meanings vary by manufacturer; your owner's manual has the definitive meaning for your model.
- Scheduled interval reached. The manufacturer sets the service interval for your model. Many reminders count both distance and time and come on at whichever is reached first, so a car that is driven little still needs its service.
- Oil-life monitor at its threshold. Some cars estimate oil life from how the engine is used — trips, temperatures, revs — instead of a fixed distance. Short trips, towing and extreme heat or cold bring the reminder sooner.
- A coded maintenance item. On some makes the message carries a code — Honda's Maintenance Minder shows letters and numbers — that tells you and the shop which items are due.
- Reminder not reset after the last service. If the light comes on soon after a service, the shop probably forgot to reset it. It is a counter, not a sensor.
What should you do right now?
- Read the message: oil change, general service or a coded item. The owner's manual explains what your car's reminder means.
- Look up what the service includes in the maintenance schedule in the manual or the manufacturer's app.
- Book the service soon. It is not an emergency, but an oil-life reading of zero means it is already overdue. Ask the shop to reset the reminder afterwards — many forget.
- Keep the receipts — proof of maintenance matters if you ever make a warranty claim.
What does the fix usually involve?
A routine service usually means an oil and filter change and a set of inspections — brakes, tires, fluids, belts. Larger scheduled services add items such as filters, spark plugs or fluid changes, at intervals that differ by manufacturer.
Ask for an itemized quote. Work the manufacturer's schedule does not list should be backed by something the inspection found.
You do not have to use the dealer. Under US federal warranty law, routine maintenance done by an independent shop — or by you — does not void the warranty, provided it is done to the manufacturer's specification and you keep records.
How much does it cost to fix?
$60 – $400
An oil change at the low end; a major interval service at the high end.
A typical range, not a quote. Actual cost depends on the car, the shop and the fault.
Common questions
Is the service light the same as the check engine light?
No. The service reminder is a counter that says maintenance is due. The check engine light reports a fault the engine computer has detected. If both are on, deal with the check engine light first.
On a Ford, is the wrench light a service reminder?
No. On Ford vehicles the amber wrench light signals a powertrain fault, often with reduced power — see the reduced engine power page. Ford's service reminders appear as messages instead.
Can I reset the service light myself?
On most cars, yes — through a menu in the instrument cluster or a sequence with the trip button and ignition. The owner's manual has the steps. Reset it only after the service is done, or it stops being a useful reminder.
Does servicing at an independent shop void my warranty?
No. The FTC says it is illegal for a manufacturer or dealer to deny warranty coverage just because someone else did the routine maintenance. Keep records and use parts and fluids that meet the manufacturer's specification.
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