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Every time you turn on your car, your dashboard lights up like a Christmas tree, then most of them politely go out. But what happens when one of those lights decides to stay on? We can go through what they mean and what you need to do about them.
The "Traffic Light" System of Warning Lights
Before we dive into specific symbols, it's helpful to know the general meaning behind the colors:
- Red Lights: These are the "STOP! IMMEDIATE ATTENTION REQUIRED!" signals. A red light usually indicates a serious problem that could affect your safety or cause significant damage to your vehicle if ignored. Pull over as soon as it's safe and address the issue promptly.
- Yellow/Orange Lights: These are "CAUTION! SERVICE SOON!" indicators. While not always an immediate emergency, a yellow light means something needs to be checked relatively soon. Ignoring them can lead to bigger problems.
- Green/Blue Lights: These are informational lights, letting you know a system is active e.g., high beams are on, cruise control is engaged. Nothing to worry about here!
Today we will go through what the red warning lights mean.
The Critical Red Warnings
1. Brake System Warning Light
- It's going to look like an exclamation mark inside a circle, often with the word BRAKE.
- This is a serious one! It can mean your parking brake is engaged, or more critically, that there's an issue with your vehicle's braking system, such as low brake fluid or a hydraulic problem.
- If this light stays on after releasing the parking brake, pull over safely and immediately. DO NOT continue driving.
2. Oil Pressure Warning Light
- This symbol will look like an oil can with a drip coming out.
- This indicates low oil pressure in your engine. Engine oil is vital for lubricating moving parts and preventing catastrophic damage.
- Pull over immediately, turn off the engine, and check your oil level. If it's low, you can add oil. If the light does not go off then turn off your engine. You will need to have your car towed to prevent engine damage.
3. Engine Temperature Warning Light
- Symbol: A thermometer floating in liquid.
- Meaning: Your engine is overheating! This is often due to low coolant, a radiator problem, or a faulty water pump. Overheating can cause severe and irreversible engine damage.
- What to do: Pull over safely and turn off your engine. Allow the engine to cool down completely before carefully checking your coolant level. If there's steam or smoke, do not open the hood immediately. Call for roadside assistance.
4. Battery/Charging System Warning Light
- A car battery with a plus and minus sign.
- This light indicates a problem with your vehicle's charging system. It could be the alternator or battery.
- Turn off all unnecessary electrical accessories - radio, lights, unplug your cell phone. Drive immediately to a service center if you're close.
5. Airbag Warning Light
- This one will look like a person seated with a seatbelt, with a circle representing an airbag.
- This means there's a fault with your airbag system or related components. This means the airbags might not deploy in a collision, or in rare cases, could deploy unexpectedly.
- While not an immediate "pull over" emergency, get this checked as soon as possible. Your safety depends on a fully functioning airbag system.
Questions? Give us a call and let us take care of you.
Happy Adventures,
Heather
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