Is it a bad idea to disconnect a battery to clear a check engine light?

Q. What do you think about disconnecting the negative side cable of a battery for 10 seconds on a 2017 Mazda CX-5? I want to ...
jdpower

Check Engine Light - What It Means and What to Do About It

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...
SlashGear

Can A Check Engine Light Go Away On Its Own?

We may receive a commission on purchases made from links. The check engine light is one of those dashboard warning lights drivers dread to see suddenly come on in the middle of driving. First-time car ...
Hackaday

Check Engine light

A “Check Engine” light on your dashboard could mean anything from a loose gas cap to a wallet-destroying repair in the offing. For [Dean Segovis], his CEL was indicating a fairly serious condition: a ...