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Checking the PCM Power and Ground Circuits
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Checking the PCM Power and Ground Circuits
Tests 662 - 664:
SYMPTOM
CHECKING THE
PCM
POWER AND GROUNDS
POSSIBLE CAUSES
-
Fused
ignition switch
output circuit open
-
PCM
ground circuit(s) open
-
Fused B(+) circuit less than
10.0 volts