Dashboard & Check Engine Warning Lights

Have you at any point heard a bizarre sound from your car and wondered what it was? Not knowing the genuine reason for the issue is always frustrating and often leads to relying exclusively on the advice of the Service Technician, which may or may not be always trustworthy.

Earlier it was a mystery to figure out what turned wrong with the car when it breakdowns all of a sudden. However, now, cars are getting so advanced that they can easily communicate with the help of the latest technology & features installed about the cause of the problem. Cars manufactured after 1996 are equipped with OBD (Onboard Diagnostics) – a fault diagnostic system that is connected with the sensors everywhere throughout the car. These sensors convey the trouble causing areas to the driver in form of Dashboard Warning Lights. At whatever point, there’s a major issue with your car, your car will caution you by demonstrating to you the proper caution/warning lights.

You will most likely be unable to settle the issue that is making this light to flash automatically again & again on your dashboard. However, identifying the issue by diagnosing the problem can help you out.

There are numerous reasons that may trigger to Check the Engine Light however, we have discovered the top 5 reasons that can cause the Check Engine Light to flash on your dashboard.

By reading this blog, you will be able to prevent yourself from any kind of cheating/fraud carried on by the repair shops who are ready to just steal your money away for a simple quick fix.

Warning lights which should be aware of while driving

1) Oil Warning Light

Oil keeps the engine lubricated but if it is low, can cause a huge damage to the engine.

This notice light basically implies that your car’s temperature has gone over the normal temperature or your car’s coolant level is low. In the event that you see this light, at that point pull over and wait for the temperature of your car’s engine to drop for at least 30 minutes. Now, remove the radiator to check the coolant level and on the off chance that it is low at that point add some water to run your car on a temporary basis to reach the nearest service center for some coolant top up.

In the event that you see this light on your dashboard it could mean the following:

  • The Temperature of Oil is too High.
  • The Oil level is Low
  • Oil Pressure is too Low.

#HemkundTataProtip:  Do not open the radiator cap when the engine is still hot.

2) Brake System

Brakes are in charge of conveying your speeding vehicle to a stop thus, neglecting any warnings related to them can be dangerous. You can avoid any mis-happening by simply paying attention to the warning lights on your dashboard. Get your brakes checked whatever you see these lights consistently flashing on your dashboard.

3) Steady Light

Usually not a serious problem, but still should be diagnosed.

4) Blinking Light

Indicates a severe Engine Misfire, Do not drive the car and get it checked ASAP.

5) Airbag Warning Light

ABS (Anti-lock Braking System) allows the driver to maintain better control of the car under hard braking.

ABS warning sensor is connected to the Anti Lock Brake System of the car and if there is something wrong with it, the ABS warning light will flash up.

You are putting yourself in danger if you are ignoring the continuously flashing ABS Warning Light. It is advisable to take your car to your preferred service station when you see this light.

6) Power Steering Warning Light

You will see this warning light whenever there is some problem with the steering system of your car. This could either mean that the Power Steering Oil is running low or that the steering motor is not working properly.

You will also notice that you have to make more efforts to steer your car.

7) Tyre Pressure Monitor Warning Light

Many modern cars come equipped with a Tyre Pressure Monitoring System. It senses a deviation of tire pressure from normal to low, signifying a puncture. You should check your tires as soon as you see this light come on.

Check Engine Warning Light

1) O2 Sensor Malfunction

The O2 sensor measures the amount of unburned oxygen in your vehicle’s exhaust system.

A faulty sensor can cause damage to your spark plugs and catalytic converter. It also leads to black smoke being emitted from your car and will most likely not pass the emission test of Pollution under Control (PUC).

2) Catalytic Converter not working

A catalytic converter of a car is used to convert harmful carbon monoxide into carbon dioxide. Whenever there is some problem with it your check engine light is triggered alerting you to look for a problem in the catalytic converter.

A faulty catalytic converter will result in reduced performance and fuel economy and your car may run at a higher temperature.

3) Mass Air Flow Sensor Malfunction

A car’s mass airflow sensor is responsible to measure the amount of air entering the engine to determine the amount of fuel required to run the engine efficiently.

A faulty MAF sensor can lead to an increase in emissions, causing the car to stall, and ultimately decreasing the car’s mileage.

4) Loose Oil Cap in Some Cars

Ignoring this warning can lead to an unexpected breakdown and expensive repair. Take your car to your preferred technician as soon as you see this warning light.

5) Loose Spark Plugs or Plug Wires Needs Replacement

Spark plugs are responsible for igniting the air/fuel mixture in the combustion chamber of your vehicle and spark plugs wires deliver the spark from the ignition coil to the spark plugs.

If any of the spark plugs or spark plug wires go bad then you will notice a reduction in car power and poor performance. Your car engine will misfire resulting in reduced fuel economy.

Faulty spark plugs or spark plug wires can also damage the catalytic converter and O2 sensor of the car leading to an expensive repair job.

6) Battery Charge Warning Light

If this light is flashing while the engine is running then it simply points towards a problem in the charging system. The alternator is not working or the battery has gone bad.

We are sure that after going through this blog, you will be better educated about the Health of your car and what remedial measures to be taken in-case you see notice anything unusual. If you see any warning light on your dashboard and uncertain what it implies then seek for an expert advice or just visit us at before doing anything.


The battery has a life of 3-4 yrs and can die without a warning. Check your Battery warranty card to know if you’re eligible for a free replacement.


Do not drive your car while the Check Engine Light is on. It can lead to a serious problem.

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