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Dashboard Light Indicators and Their Meanings


  1. Fog Lamp Front

    1. This light comes on when the front fog lights are on.

  2. Power Steering Warning Light

    1. On hydraulic power steering systems, a common reason for the warning light to illuminate is low power steering fluid. You should pull over if you see this light turn on and check the fluid level immediately. Top it off with the correct fluid type and the light should turn off. Low fluid is an indication that there is a leak somewhere. If the leak is not diagnosed and fixed, it is important that the fluid is checked frequently. With the light illuminated, you won’t have power assist to help you steer. You will still be able to drive, but the steering wheel will be very difficult to turn, so you will need to be extra careful when driving.

    2. On electric power steering systems, the warning light won’t come on for fluid levels as there is no fluid being used. In fact, simply restarting the engine can sometimes turn the light off. Like your computer at home, small errors can occur that cause the computer to think there is an actual issue. A quick reset and the computer will see that everything is working as intended. If this warning light doesn’t turn off after restarting, then the issue needs to be diagnosed further. Like hydraulic systems, the power assist will be disabled for the time being and steering will be difficult when this warning light goes on.

  3. Fog Lamp Rear

    1. This light comes on when the rear fog lights are on.

  4. Washer Fluid Reminder

    1. This light comes on when he washer fluid in the reservoir is low.

  5. Brake Pad Monitoring

    1. This indicator light is only on vehicles with a sensor in the brake pads itself or with a position sensor that measures how much the brake pad has to move before the brakes are applied. When this indicator comes on, it means that the brake pads are worn and most likely need replaced.

  6. Cruise Control Light

    1. This light comes on when the cruise control is enabled.

  7. Turn Signal Indicators

    1. These lights come on when using turn signals. When you turn the turn signal light on. If any of the following occurs, there may a malfunction with the turn signal system: The indicator light does not blink but illuminates. The indicator light blinks more rapidly. The indicator light does not illuminate at all.

  8. Rain and Light Sensor

    1. The rain sensor is a sensor activated by rain and works directly with automatic windshield wipers. The light sensors detect the amount of light coming through the windshield and automatically turns on the headlights when the light is below a certain threshold. This indicator usually comes on due to a faulty sensor, a cracked windshield, or when a non-factory windshield is installed.

  9. Winter Mode

    1. This indicator light is to warn the driver the road may be icy. When the following conditions occur, the warning light (including Outside Temperature Gauge) blinks 10 times and then illuminates, and also warning chime sounds 3 times. The temperature on the Outside Temperature Gauge is below approximately 4°C.

  10. Information Indicator

    1. This light will turn on when a new message is stored in the information display.

  11. Glow Plug/Diesel Pre-Heat Warning Light

    1. This indicator light illuminates : When the engine is being preheated with the ignition switch or Engine Start/Stop Button in the ON position. The engine can be started after the glow indicator light goes off. The illumination time varies with the engine coolant temperature, air temperature, and battery condition. If the indicator light remains on or blinks after the

  12. Icy Road Warning Light

    1. This light comes on if the temperature gauge registers a temperature at or below 37 degrees Fahrenheit / 3 degrees centigrade. This light is only available in certain models and certain packages. it will interrupt the information display for a few seconds before the display returns to normal.

  13. Ignition Switch Warning

    1. This light comes on when their is an issue with the ignition switch. An issue with the ignition switch is usually mechanical and it would prevent the key from turning. This may be caused by worn out tumblers, a worn out key, or if dirt and debris lodged in the mechanism prevents movement

  14. Key Not Detected in Vehicle

    1. This light comes on when the key is not in the vehicle. If the key fob battery needs replaced or if the key itself is bad, it will cause the Key Not Detected in Vehicle Indicator as well.

  15. Key Fob Battery Low

    1. This indicator comes on when the battery in the key fob is low.

  16. Distance Warning

    1. When this light is illuminated, it indicates that the computer has detected an object in the road ahead of you that is approaching quickly

  17. Press Clutch Pedal

    1. For manual transmissions, the press clutch pedal light is just a reminder that the clutch needs to be pressed in before the engine can be started. Once the clutch pedal is depressed, the light should go off and you can begin your journey.

  18. Press Brake Pedal

    1. You can find this light in cars with automatic transmission. The transmission locks the gears when you are not pushing the brake to minimize the risk of accident switching to the Drive or Reverse gear. This light should shut off when you are pushing your brake pedal and turn on when you are releasing it in the “Parking” gear. If the light is still on when you are pushing the break and can’t switch gears on the stick, there might be a problem with your brake pedal sensor/switch. It can also be other problems with the system, and it’s recommended to read the trouble codes of the transmission control system to find any stored trouble codes

  19. Steering Lock Warning

    1. Usually, an amber steering lock symbol will indicate that the car’s steering lock needs to be released before the engine can be started. But if it remains red after starting the motor, it suggests there is a malfunction with the mechanism. In that case, don’t switch off the engine and head to a garage to have it inspected.

  20. High Beam Headlights

    1. This light comes on when the headlights are turned on and in the high beam position.

  21. Tire Pressure Warning Light

    1. This indicator light illuminates : When one or more of your tires are significantly under inflated. This indicator light remains on after blinking for approximately 60 seconds or repeats blinking and off at the intervals of approximately 3 seconds. When there is a malfunction with the TPMS.

  22. Sidelight Information

    1. This indicator will come on when the normal headlights are in use.

  23. Exterior Light Fault

    1. This indicator comes on when there is a broken or burnt bulb.

  24. Brake Lights Warning

    1. This warning light comes on when a brake light is out.

  25. Diesel Particulate Filter Light

    1. This warning light could mean two different things depending on which car model you have. It can mean that there is a problem with the monitor system for the diesel particle filter, or it can mean that the diesel particle is full and it’s time for scheduled service maintenance.

  26. Trailer Tow Hitch Warning

    1. Depending on the kind of car, this light could indicate that the tow hitch is unlocked or that there’s an issue with the lighting system.

  27. Air Suspension Warning

    1. The car’s computer will turn on the air suspension warning light if it detects any abnormal activity. Typically, this will occur if the compressor isn’t providing as much air as it should or if there is a leak in the one of the bags. A leak in one of the bags will cause the ride height to be lower,

  28. Lane Departure Warning

    1. This message comes on when the vehicle is drifting out of a lane.

  29. Catalytic Converter Warning

    1. This light is made to warn the driver that the catalytic converter is either overheating or not operating as intended.

  30. Seat Belt Warning Light

    1. This light comes on when the driver or passenger is not wearing their seat belt.

  31. Parking Brake Light

    1. It illuminates to show that the parking brake or emergency brake is engaged and must be released before driving

  32. Battery/Alternator Warning Light

    1. This light comes on when their is a problem with the alternator, battery, or charging system. This light indicates that a low voltage is detected. This light should be ON when the ignition is on but the engine off, but if this light appears when you are idling or driving, it means that the alternator is not charging your car battery properly, and your vehicle may stop suddenly.

  33. Parking Assist Warning Light

    1. Generally, if the parking assist light is illuminated in green on your dash, it indicates that the system is active and assessing the road around you. ... If the Parking Assist symbol is flashing or yellow in color, or both, the system has detected an issue and will be disabled temporarily.

  34. Service Vehicle Soon Light

    1. It illuminates whenever your vehicle detects an issue or problem that requires professional service or maintenance. If the service vehicle soon Warning Light comes on, then you should get your vehicle inspected immediately.

  35. Adaptive Lighting

    1. Headlights that turn on automatically or those that can adjust brightness use light sensors typically mounted in the windshield. Dirt and debris can prevent these sensors from detecting light properly, so clean the windshield if the light comes on and the system doesn't seem to be working properly.

  36. Headlight Range Control

    1. This warning light will only illuminate if there is an issue detected with the headlight range control system. ... Certain repairs such as replacing the bumper or headlight can cause the tilt sensors to display the warning light.

  37. Rear Spoiler Warning

    1. The rear spoiler warning light lets you know when an issue has been detected with the spoiler system, usually due to a connector or fuse issue.

  38. Convertible Roof Warning

    1. When this illuminates, it tells drivers of drop-top cars that an obstruction or more serious fault could be preventing the roof from opening or closing.

  39. Air Bag Warning Light

    1. This light means that there is a problem with your Airbag / SRS control system. When this light is ON – the airbag control system is completely disabled, and you won’t have any airbags saving you in an accident.

  40. Brake Warning Light

    1. This light comes on when the parking brake is applied or when the brake fluid is low.

  41. Water in Fuel Filter

    1. Water doesn't work very well as a lubricant and it could cause excessive wear on the engine if it made its way through the fuel system. A warning indicator on the dash will let you know when too much water has been collected and the fuel filter needs to be emptied.

  42. Airbag Deactivated

    1. When this light is on, that means your airbags are deactivated. It means they will not deploy properly if you get into an accident.

  43. Service Reminder

    1. This light comes on when the vehicle is due for maintenance.

  44. Low Beam Indicator Light

    1. This light comes on when the headlights are on.

  45. Dirty Air Filter

    1. This light comes on when the air filter is dirty.

  46. ECO Driving Indicator

    1. On an average, if the ECO light is on, the computer is letting you know that the engine is operating close to it's maximum miles per gallon. On some vehicles, when the ECO light goes on, some aspects of the engine, such as ignition timing or fuel usage can change slightly in order to increase the efficiency.

  47. Hill Descent Control

    1. This light turns on when the system is activated and helps you maintain a specific speed while driving down a hill.

  48. Engine Coolant Temperature Warning

    1. This indicator light illuminates : When the engine coolant temperature is above 120°C (248°F). This means that the engine is overheated and may be damaged. Pull off the road and stop as soon as it is safe to do so.

  49. ABS Warning Light

    1. This indicator light illuminates when there is a malfunction with the ABS (The normal braking system will still be operational without the assistance of the anti-lock brake system).

  50. Fuel Filter Warning

    1. Inside the fuel filter is a fluid level sensor that keeps track of the amount of water that has been collected. Once the level starts reaching maximum capacity, the fuel filter warning light will illuminate to let you know to empty the filter.

  51. Door Ajar

    1. This light comes on when any of the doors to the vehicle are open.

  52. Hood Open

    1. This light comes on when the hood is open.

  53. Low Fuel Warning Light

    1. This light comes on when the fuel/gas is low in the vehicle.

  54. Automatic Gearbox Warning

    1. When this light comes on, it means there's an issue with the transmission, possibly the fluid temperature, fluid level, or pressure.

  55. Speed Limiter

    1. They illuminate when a speed has been set and the limiter is active. It will appear in green unless or until the set speed is reached when it turns yellow/amber.

  56. Suspension Dampers

    1. Certain cars have sophisticated dampers in their suspension system, which can be set to be softer or firmer. If you see this warning sign, then the dampers will need checking.

  57. Engine Oil Pressure Low

    1. This indicator light illuminates : When the engine oil pressure is low. 1.Drive carefully to the nearest safe location and stop your vehicle. 2.Turn the engine off and check the engine oil level. If the level is low, add oil as required. I

  58. Windshield Defroster

    1. This light comes on when the windshield defrost is on.

  59. Trunk Open

    1. This light comes on when the trunk is open.

  60. Traction Control Warning Light

    1. This warning lights means that there is a problem with your traction control system. The traction control system uses the ABS wheel sensors to feel each wheel’s speed and reduce the engine power if one wheel is spinning or slipping on a slippery surface. You can often find these warning lights together with the ABS light because the systems are working together and use the same wheel sensors.

  61. Rain Sensor

    1. This light comes on when there is a malfunction with the rain sensor.

  62. Check Engine Light

    1. The Engine/Check engine light means that there is a problem with your engine. This light appears when there is a trouble code stored in your engine control unit. You can find this sign in many different shapes like “Check Engine” and other informational texts. If the Check Engine Light is flashing, shut the vehicle off and have it towed to a shop. The Check Engine Light can come on for a wide variety of reasons that can be diagnosed and fixed by professionals.

  63. Rear Window Defogger

    1. This indicator comes on when the rear window defrost is on.

  64. Auto Windshield Wiping

    1. This light comes on when the windshield wipers are set to come on automatically.

**Not all dashboard light indicators are listed.**


Having trouble determining what a light means? Take your vehicle up to Cave Springs Conoco to have your issue addressed by professionals.

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