Thanks, I did use the MAF cleaner. The disconnect check did not give me a start so I hope to pick up a new EFI relay this week from the local dealership. Thanks again for your advice.

Thanks, the cleaning cleared the code. Still won't start but I now believe it to be a faulty Injector relay as there is no "click" when turning the key to accessory. The fuel relay does cycle on. So now I need to wait for the local dealer to open tomorrow for the part to swap out to see. H...

Do you clean the sensor itself that sits in the middle of the chamber or just the inside of the chamber? Thanks.

So our '96 850 GLT won't start. I can hear the fuel pump cycle when I turn the key, I have spark at the rotor cap. If I give her a bit of starting fluid she fires then stops, almost like no gas. My OBDII reads P0102 - Mass or Volume Circuit Low Input and I have no real idea what that is pointing me ...