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 TM 9-2320-366-20-2
CONTINUITY TEST (Cont)
CAUTION
(18) If continuity is not present in step 11, or
continuity is present in step 12, 13, 16, or
Loose or dirty connectors may cause
17, replace WTEC III cab transmission
intermittent loss of power to transmission
harness (para 7-138).
ECU and diagnostic codes to be logged.
(19) Connect connector P114 to WTEC III
Ensure that all connectors are clean and tight
transmission ECU.
before performing troubleshooting. Failure to
(20) Connect connector clamp to connector
comply may result in incorrect test results.
P114.
(21) Install kick panel (para 16-3).
Use care when testing electrical connectors.
Do not damage connector pins or sockets
with multimeter probes. Failure to comply
may result in damage to equipment.
NOTE
Inspect connector pins/sockets for damage,
corrosion, and serviceability. Check that
connector pins are not pushed back and
are capable of making good contact.
CONTINUITY TEST
(1)
Remove two screws and washers from
front grille.
(2)
Remove screw and washer from front
grille.
(3)
Remove front grille from cab.
(4)
Disconnect connector P119 from connector
J119.
(5)
Remove kick panel (para 16-3).
(6)
Disconnect connector clamp from
connector P114.
(7)
Disconnect connector P114 from WTEC III
transmission ECU.
(8)
Install jumper wire from connector J119p
to J119r.
(9)
Set multimeter to ohms.
(10)
Connect positive (+) probe of multimeter to
connector P114-15.
(11)
Connect negative (-) probe of multimeter to
connector P114-31 and note reading on
multimeter.
(12)
Connect negative (-) probe of multimeter to
all other sockets in connector P114, one at a
time, and note reading on multimeter.
(13)
Connect negative (-) probe of multimeter to
ground and note reading on multimeter.
(14)
Remove jumper wire from connector J119r
and J119p.
(15)
Connect positive (+) probe of multimeter to
connector P114-31.
(16)
Connect negative (-) probe of multimeter to
all sockets in connector P114 (except
P114-15), one at a time, and note reading on
multimeter.
(17)
Connect negative (-) probe of multimeter to
ground and note reading on multimeter.
Change 1
2-1719
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