what causes the light to come on
It might be one of the O2 Sensor is bad. Go to a local garage and ask to find the code or AutoZone, they will do it for free.
The yellow radiator light on your Honda Accord is an indicator of low coolant in the radiator. The red radiator warning light is an indication of the engine overheating.
what need to do when indicator light is on
The primary cause for the drive light to flash on a Honda Accord is a malfunction in the transmission. Error codes from the vehicle's computer can be read using an OBDII reader.
Malfunction Indicator Light
Bulb is blown or has been removed.
This light could be on due to a defective fuel cap.
I means change the oil or rest the oil % indicator.
A malfunction indicator light is also known as a check engine light. It is a light on the dashboard of a car that goes on when there is a problem with the car's engine.
It will be in the owners manual. Get one from MOTORLIT.COM