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TM 9-2320-360-20-1
NOTE
The following flow chart should only be
used
if
DDEC
troubleshooting
was
started on p. 2-80 and you were referred
here.
CONTINUITY TEST
(1)
Turn ENGINE switch OFF.
(2)
Disconnect vehicle harness
connector at ECM.
(3)
Read resistance between
pins A and M of 12-pin
DDL connector.
Check terminals at both 5--way, injector
harness connectors (both harness and
ECM
sides)
for
damaged,
bent,
corroded, and unseated pins or sockets.
(1)
Turn ENGINE switch OFF.
(2)
Reconnect all harness connectors.
(3)
Turn ENGINE switch ON and
observe CHECK ENGINE indicator.
2-325
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