why would you get 12 volt feed from ground wire that goes to ecm when it is unpluged


Asked by Nov 08, 2013 at 02:02 PM about the 1986 Pontiac Fiero SE

Question type: Maintenance & Repair

with volt meter I am giting 12 volts+ from grond wire on both ecm terminals plugs 26 pin and 32 pin ground wire

2 Answers


Recheck your wiring diagram to make sure you have a ground wire, grounds should not have any positive power on them at any time.

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very much thanks

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