What does the 'service' warning light mean on a Citroen C-Quatre?

3 Answers
DeFrank
08/27/25 8:36am
The 'service' indicator appearing on the Citroen C-Quatre dashboard is a maintenance reminder function set by the manufacturer to alert owners about scheduled mileage-based servicing. After completing maintenance, this reminder light can only be turned off by following a specific reset procedure. Solution: Before starting the car, press and hold the mileage reset '000' button, then insert the key and turn it to the position just before engine start (position II). Maintain this for 10 seconds, then release the button and remove the key. Wait 30 seconds before starting the engine, and the service light will be extinguished. Meaning of vehicle maintenance: Automobile maintenance refers to the preventive work of regularly inspecting, cleaning, replenishing, lubricating, adjusting or replacing certain components of a vehicle, also known as vehicle servicing. Modern vehicle maintenance primarily includes servicing of engine systems, transmission systems, air conditioning systems, cooling systems, fuel systems, power steering systems, etc. The purpose of vehicle maintenance is to maintain a clean appearance, normal technical conditions, eliminate potential hazards, prevent failures, slow down the deterioration process, and extend the service life.
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GenevieveFitz
09/09/25 7:14am
I've driven a Citroen C-Quatre for several years, and when that service light comes on, it's a reminder that you need to go for routine maintenance. Usually, it's because the vehicle has reached the preset mileage or exceeded the time interval, such as every 10,000 kilometers or every six months, when it's time for a check-up. The service typically includes changing the engine oil, replacing the air filter, and inspecting the brake system and tire wear. It's not a big issue, but neglecting it can lead to increased engine wear, which may result in higher fuel consumption or minor malfunctions. It's best to visit a 4S shop or a professional repair shop as soon as possible. They can help reset the light or provide detailed maintenance advice. I often use my phone to record service dates to avoid missing them, keeping the car running smoothly, saving money, and ensuring safety.
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LaMolly
10/23/25 8:06am
Last time when I was driving my Citroën C4, the service light came on. At first, I was a bit nervous thinking something was wrong with the car, but it turned out to be just a routine maintenance reminder. It means it's time to visit the service center for a comprehensive check-up, including tasks like oil changes and filter replacements. No need to panic—just schedule an appointment as per the manual, and handling it within a week or two after the light comes on is fine. Ignoring it for too long might reduce engine efficiency, but developing a habit of checking maintenance records in advance can prevent this. I've learned my lesson—now I always glance at the dashboard before starting the car to make sure everything's normal before hitting the road.
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