I don't have the FSM in front of me, but I vaguely remember that the MAF never sees battery voltage. I thought it was fed 5V from the ECU. So, if you're getting > 5V I would think your ECU is toasted or your harness elsewhere. Dave >Replaced the harness connector, still get code 12 from the ECU, still >get 10.85V on the ground wire, cut the connector off around 3" from the