Do you have to be in limp mode to get engine warning light?
Whilst checking flash codes will point you in a direction it does not let you check realtime values (ecu readings) against actual values ie. coolant temperature ect. The vehicle does not have to be in limp mode for it to have an injector problem. This is where checking the realtime values will confirm this.
When does the Check Engine light come on?
The check engine light only comes on in certain conditions: If the check engine light is coming on intermittently, be sure to notice any changes in the performance of your vehicle when the light is on. If you do notice a difference, try driving your vehicle as little as possible until you can bring it in for service.
Why does the engine warning light come on?
‘limp mode’ like a loss of power, the management system detects a fault, that’s why the light comes on. Rather have it checked out, because the problem will get worse not better…..sorry! Went a mechanic he said it was not injector problem.
What does the warning light on the dashboard mean?
Problems can still arise, though, and the first sign of trouble is often a warning light on the dashboard, such as a ‘check engine light’ flashing. Of all the warning lights that can appear from time to time, perhaps the most alarming is the engine warning light.
What happens when the Check Engine Light is on?
The check engine light is on and there is a noticeable performance issue: If you are noticing a consistent decrease in performance with the check engine light on, your vehicle may have automatically entered a “limp-mode” to prevent additional damage.
Is it possible to reset an engine warning light?
While the documentation for some older cars provided instructions on how to check and reset engine warning lights, it’s not usually possible now cars have grown more sophisticated. It’s well worth paying for accurate diagnosis, though, so a proper and effective repair can be made.
What does the engine management warning light mean?
The engine management warning light is different from the other lights on your dashboard, as it doesn’t alert you to a specific fault. Unlike the coolant temperature warning or low oil level warning lights, the engine management light (EML) can be triggered for a number of reasons.
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.