List Of 14 Cx5 L5 Check Engine Light After Changing Plugs References. Web rarely, but every so often, the check engine light means that you actually have a problem with part of the engine. Web this is extremely uncommon in a brand new cx5, the check engine light will not disappear on its own without a computer to reset it.

There are multiple instruments in your vehicle designed to identify the various issues it may be facing. This can be done by unhooking both cables from the battery terminals (negative cable first) and waiting 30 seconds before reconnecting them. Web the sensor in the mazda should fail to a safe state, meaning that if something isn’t working correctly, then the coolant will flow uninhibited to the engine and keep everything cool.

