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TM 9-2320-360-20-1
Check terminals at ECM engine harness
connector (both ECM and harness side)
for
damage;
bent,
corroded
and
unseated pins or sockets, especially
W1, P2 and Y2 terminals and pins at
ECM.
CAUTION
Use jumper wire only between
terminals indicated Failure to
comply may result in damage
to
DDEC
components
or
wiring.
CONTINUITY TEST
(1)
Turn ENGINE switch OFF.
(2)
Disconnect engine harness
connector at ECM.
(3)
Install a jumper wire
between sockets A and C of
the OPS harness connector.
(4)
Read resistance between
sockets W1 and Y2 on
engine harness connector.
CONTINUITY TEST
(1)
Remove jumper wire.
(2)
Read resistance between
sockets A and C of the
OPS harness connector.
2-199
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