right update .cheaked the conections and found no corrosion at all looks like new moved them any ways and .pluged the sensor back in today and it was ok for about 2 runs then car started jaulting agine when you change gear or come on and off the gas .when your flat out as the boost comes in its like its blowing the spark out as it starts to pick up .all this go when i un plug the sensor could the sensor be getting a fulse reading from anther sensor or is it direct to the ecu