Why is there a warning light on my Fiat 500?

Why is there a warning light on my Fiat 500?

It could be something a simple as a weak battery, but the only way to find out why the light has illuminated is to read the fault code. It could also be a sign of something more serious; in some cases, continuing to drive with the warning light illuminated may cause further damage.

Where is the fault code on a Fiat 500?

When the warning lights come on, a fault code is generally stored in the car’s body computer. A mechanic with a fault code reader can interrogate this computer to get further information on the reason the warning light was triggered.

What does a flashing engine management light mean?

A flashing or continuous warning light can show If the ECU calculates that the engine isn’t quite running right. An EML – usually presented to depict a stylised engine block, but sometimes taking the form of a ‘check engine’ message – will illuminate as a prompt to seek further assistance.

What causes amber light on engine management light?

An incorrectly installed (or missing) air filter can damage the sensor by allowing harmful particles to make contact with it. Alternatively, a clogged air filter not letting enough air through will trigger a warning that the engine is being forced to run ‘rich’.

A flashing or continuous warning light can show If the ECU calculates that the engine isn’t quite running right. An EML – usually presented to depict a stylised engine block, but sometimes taking the form of a ‘check engine’ message – will illuminate as a prompt to seek further assistance.

Why does my check engine light go dark after 3 days?

The computer system in most cars keeps rechecking the problems that activate the light in the first place. If it’s a minor issue such as a glitch in the mass airflow or O2 sensor, it may fix automatically, and the light will go dark. However, if it still stares at you after three days, you have to apply the methods mentioned above to reset it.

An incorrectly installed (or missing) air filter can damage the sensor by allowing harmful particles to make contact with it. Alternatively, a clogged air filter not letting enough air through will trigger a warning that the engine is being forced to run ‘rich’.

Do you need an engine warning light to pass Mot?

The answer to this is ‘no’ – the light itself isn’t but the issue that causes could prevent your car passing its MoT depending on what it is. Unlike many of a dashboard’s other warning lights, an engine warning light doesn’t alert you to a specific fault.