Map sensor problems

[Usdm ED9]

HELP
my map sensors wont reafd up to 11 psi
91DX map goes to .65 KG/Cm2
another 88-91 map same
tried a 96 DX map and it goes to .75 KG/Cm2
yet my boost gauge reads .90 KG/Cm2
WTF is up
HELP

[whoojong]

you can always get a GM mapsensor.