It is safe to drive you car for at least one mile after the check engine light comes on.
why do check engine light comes on
Yes, but if it stays on you should plan to take it in soon to have the engine checked. That is why the light is there.
No, the check engine light comes on when the computer detects a malfunction and sets a code.No, the check engine light comes on when the computer detects a malfunction and sets a code.
It really depends on what the cause of the check engine light is.
Replacing the battery should not have triggered the check engine light. The check engine light comes on when there is a problem with the emission system. Saying that, I would drive it for a while to see if the light does go out. If the light does not go out have the ECU scanned to retrieve the trouble code. Then use this code to diagnose the problem.
You need to have a diagnostic check done by your dealership or you mechanic. When the light comes on again drive to one of these facilities and have this check done. It is worth the money.
The check engine light is the light shaped like an engine, or the light that states Check Engine (Soon). If this light comes on, it is time to see what the issue is with the engine.
Check your O2 filters
The check engine light comes on when the computer detects a malfunction and sets a code.The check engine light comes on when the computer detects a malfunction and sets a code.
Maybe, the check engine light comes on when the computer detects a malfunction and sets a code.Maybe, the check engine light comes on when the computer detects a malfunction and sets a code.
If an check engine light does not come on it is a good thing. When your check engine light comes on, it means you need service done on your vehicle.
I had all sensors replaced in my 03 Trailblazer and the check engine light stiil comes on. Why?