Q: loss of power and acceleration when driving / like there is no gas entering engine on 1990 Mazda B2200

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
My name is Frank / my Mazda 90 Pick up truck has a loss of
power while driving (* have changed spark plugs and did a
cylinder test 120 psi on each )
Need help: engine light came on and it is hard to start- because it dies or shuts off.
(1) Answer
If the check engine light is on, clues as to the cause of your problem are present. You really need to have a proper diagnosis performed on this vehicle, especially with its age and primitive (by today's standards) processor capabilities. Can be air flow or barometric pressure related, could be a vacuum leak, could be several things...