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when you connect the MAP can you keep the engine running with your foot on the gas pedal ?
there are NO vacuum leaks at all including the throttle body base gasket ?
and that vacuum line has good vacuum at it ?
the ignition timing is set correctly ?
any access to a scan tool to see live computer data ?
is the MAP new ?
i am curious what the MAP sensor is sending back for a signal to the computer
with the key ON and you unplug the MAP does one terminal show 5 volts and one show a good ground ?
at this point i have never seen this before
let me ask how much do you have to touch the gas pedal to keep it from stalling ?
can you be sure you have 7 to 13 PSI of fuel pressure at the throttle body key ON engine OFF ?
ok let me know