- Lights Not to Ignore.
- The red thermometer. ...
- The red oil can: This means your oil is dangerously low. ...
- The red battery: This means your alternator is no longer charging the battery. ...
- Confusing Check Engine Light.
What are warning lights on a car?
Whether it’s an improperly closed door, or the dreaded check-engine alert, dashboard warning lights are how your car communicates with you when something goes wrong . They light every time you start your vehicle, illuminated briefly as your car or truck warms up and makes sure all systems are safe and ready to go.
What are the three main warning lights warning gauges?
- Oil Pressure Warning Light.
- Temperature Warning Light.
- Battery Low Warning Light.
What is the most important warning light in a car?
1. Battery Charging System Warning Light . The charging system warning light indicates something is wrong with the system that charges and runs your battery. While you will still be able to drive your car for a limited time, normally between 30 minutes and an hour, this problem should be dealt with quickly.
What are the different warning lights devices in the automobile?
- Steering Lock. Steering lock is an essential theft-prevention feature in a vehicle. ...
- The Battery Light. ...
- Adaptive Headlight System. ...
- Airbag and Seat Belt System. ...
- Windshield Washer Fluid. ...
- Anti-Lock Brake System. ...
- Automatic Gearbox. ...
- Brake Lights.
What does the yellow symbol on my dashboard mean?
Orange or yellow dashboard lights remind you that something needs to be serviced soon , like an oil change, or that something is wrong with your emissions system. ... Green or blue symbols indicate a system is working properly or a system is on, such as when your high beam headlights are on.
Why are all my dashboard warning lights on?
The dash lights coming on and vehicle shutting down are, most likely, related to a charging system problem . It’s fairly common for all the dash lights to come on with no alternator output, low voltage can cause unusual electrical issues. The alternator should have been tested at the time of battery replacement.
What is the most common reason for check engine light?
Oxygen Sensor
A faulty oxygen sensor will return a check engine warning every time. In fact, it’s one of the most common reasons why a check engine light comes on while you’re driving your automobile.
What do you do when your engine light comes on?
- Look for a serious problem that requires immediate attention. Check your dashboard gauges and lights for indications of low oil pressure or overheating. ...
- Try tightening your gas cap. ...
- Reduce speed and load. ...
- Use built-in diagnostic services, if available.
What is the most common color for warning lights?
Blue . Most warning signs are diamond-shaped and yellow with black markings. These signs warn drivers about unexpected conditions that may not be readily apparent.
Why is my engine light on?
If your light is on, it typically means the car’s emissions control system is faulty and the vehicle is polluting the air beyond allowable federal standards . A vehicle in this condition would fail an emissions inspection or smog check. Don’t confuse the check engine light with the maintenance or service light.
What is the exclamation mark in car?
A symbol that looks like an exclamation mark in a horseshoe is the tire pressure warning light . This lets you know when your tires aren’t exactly filled with enough air. Stop by a local air pump to take care of this problem.
How important is the warning lights devices on a vehicle?
The code readers plug in to the vehicle’s diagnostic system and tell the reader which sensor or sensors have been tripped. Because the reader can pinpoint what area of the vehicle is sending the code, the warning lights provide an accurate picture of what type of maintenance is required .
Can I drive with check engine light on?
Can you drive a car with the engine light on? It’s okay to drive for a few miles , but be sure to schedule an inspection of the engine as soon as possible. If the check engine light comes on while you’re driving, don’t panic! ... Just be sure to have your car inspected as soon as possible after the light turns on.
What is brake warning light?
When your car’s brake warning light comes on, it tells you something is wrong with the braking system ; it can’t be put off or ignored until later—the price for doing so could very expensive and very dangerous.
