Dashboard warning lights meaning


The dashboard of any modern car is replete with a variety of lights and indicators. The better the machine is equipped technically, the more warning lights.
Studies of American and European researchers have identified an interesting fact – the majority of drivers tend to ignore the warning, if they do not understand the meaning of a symbol.

Main control indicators and its meaning

dashboard warning lights meaningOil pressure control lamp – indicator which lights up when the oil pressure falls below 0.3 kg/cm2. The indicator should light up when the ignition is switched on and fade out a few seconds after starting the engine. The pressure can fall for a number of reasons: insufficient oil capacity in the system, faulty oil pump, etc.
If the engine is started and the lamp continues to light for more than 10 seconds, it is necessary to turn off the engine and check the oil level. If the oil level is normal and when you restart the engine light remains on or flashes, you should tow the car to the car service – the operation of a vehicle with red or flashing lamp of emergency oil pressure may cause serious damage to the power unit.

battery-lightBattery charge lamp – the indicator informs the correct operation of the generator. When the ignition on will light up and go out after starting the engine. If the indicator stays on with the engine running, vehicle usage is not recommended. To determine the cause of the problem, you should first check the alternator belt condition. If the belt is OK, then the car is delivered to the service station to diagnose the problem. If the lamp light up while driving, the first step is to inspect the alternator belt. Driving with a tattered belt is possible, but the car’s engine soon stalls.

dashboard warning lights meaningThe lamp of airbags malfunction – as well as the above-mentioned indicators lights up when the ignition is switched on and goes out after starting the engine with the correct operation of the system.

dashboard warning lights meaningThe lamp of ABS malfunction – This indicator works on the same principle: lights up when the ignition is switched on and goes out after a few seconds after the engine is started. If the light stays on after starting the engine – the car can be operated, but it is advisable to drive to the car service and diagnose the anti-lock braking system.

dashboard warning lights meaningCheck Engine or MIL (Malfunction indicator lamp), – lights up when the ignition is switched on and goes out after a few seconds after the engine is working. If the light stays on, it means the engine management system has encountered a problem. It is important to understand that the indicator does not register mechanical damage, only the fault of the electronic system. To identify the error, computer diagnostics should be carried out. There is a similar indicator, which instead of writing CHECK has the schematic image of the engine –with an arrow pointing down. Such a signal warns of reducing engine power for one reason or another.


The lamp of cold engine is lit blue, and if the coolant is overheated – the red lamp lights up. These indicators are used instead of the switch coolant temperature gauge. Both lamps light up when you start the ignition simultaneously (or the first red, then blue). While the engine has warmed up to operating temperature, the blue indicator light should be on.

dashboard warning lights meaning
The lamp of braking lights mulfunction – as well as other lamp on the instrument panel, it lights up when the ignition is switched on and goes out after starting the engine. If lamp of fault stoplights lights up after pressing the brake – this means that one of the lamps has failed. In modern models of cars in a situation where all the braking lights are, the ABS warning light comes on and the system stops working.

dashboard warning lights meaningEmergency brake fluid level indicator – as well as other lights on the dashboard, lights up when the ignition is switched on and goes out after starting the engine. If it stays – it means that the system is faulty and you need to check the brake fluid level in the brake reservoir. On some vehicles, the emergency light brake fluid level is aligned with the handbrake. Ignore this indicator in any case is not recommended – this fault can lead to partial or complete failure of the braking system.

Auxiliary dashboard indicators meaning

Overheating of oil in the automatic transmission – this lamp informs the driver of the critical temperature of the transmission oil. Most often, this indicator can be seen on the dashboard of an SUV or a sports car. Like other bulbs, in the case of correct operation of the system, this LED should light up when the ignition is switched on and off when you start the engine. If the light stays on, stop the car without turning off the engine and allow the oil to cool.

dashboard warning lights meaning

T-Belt replacement reminder light is typical for cars with diesel engines. It informs that the approaching 100,000-kilometer line runs and when replacing the timing belt.
There are other indicators that point to the need to replace fluids or planned maintenance. On the dashboard of different car models can meet inscription Maintenance Required, Oil Change, Service, and others.

dashboard warning lights meaning

The symbol on the instrument panel, similar to the pan with steam rising from it, in fact, prevents overheating of the catalytic converter in the exhaust system.

dashboard warning lights meaning
Door opening indicator informs about the opening of the door. If the light stays on after the doors are closed – it is said that one of the doors (including the tailgate) is not completely closed.

dashboard warning lights meaning
Handbrake lamp is always on when the ignition on when the handbrake is on. This indicator reminds the driver that before the motion is necessary to turn off the parking brake.


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