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TM 9-2320-360-20-1
CAUTION
Use jumper wire only between terminals indicated.
Failure to comply may result in damage to DDEC
components or wiring.
CONTINUITY TEST
(1)
Disconnect vehicle harness connector at
ECM
(2)
Remove jumper at CLS harness connector
(3)
Read resistance between sockets D and E
of CLS connector on vehicle harness.
(1)
Check terminals at vehicle harness
connector(both ECM and harness side) for
damage, bent, corroded, and unseated
pins or sockets.
(2)
Check terminal and pin H3 at ECM and all
terminals and pins In CLS module
connectors for damage, bent, corroded,
and unseated pins or sockets.
WARNING
Jewelry can catch on equipment and cause injury
or short across electrical circuit and cause severe
burns or electrical shock. Remove rings,
bracelets, watches, necklaces, and any other
jewelry before working around HET Tractor.
VOLTAGE TEST
(1)
Turn ENGINE switch OFF and disconnect
CLS module connector.
(2)
Place red lead of a voltmeter into terminal E
of CLS connector vehicle harness side.
(3)
Connect black lead to terminal C of CLS
connector vehicle harness side.
(4)
Turn ENGINE switch ON and read voltage.
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