Q: Engine failsafe mode light comes on on 2004 Mercury Mountaineer

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Disconnected the radio to do some work on it. Connected back. At time to start the car on, the accelerated went very
low almost to nothing.
(1) Answer
The radio and your concern have absolutely no possible correlation that I can imagine. You will need an engine performance diagnosis.
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