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 TM 9-2320-366-20-1
TM
CONTINUITY TEST
(1)
Set multimeter to ohms.
(2)
Connect positive (+) probe of multimeter to
connector PX21-4.
(3)
Connect negative (-) probe of multimeter to
ground and note reading on multimeter.
(4)
If continuity is not present, repair wire 3034
(para 2-45) or replace WTEC II dashboard
cable assembly (para 7-10) or WTEC III
dashboard cable assembly (para 7-11).
(5)
Connect windshield wiper ECU to
connector PX21.
WARNING
Remove rings, bracelets, watches,
necklaces, and any other jewelry
before working around vehicle.
Jewelry can catch on equipment
and cause injury or short across
electrical circuit and cause severe
burns or electrical shock.
VOLTAGE TEST
(1)
Remove three screws from PDP.
(2)
Remove three screws and washers from PDP.
(3)
Lift PDP outward to gain access.
(4)
Disconnect connector PX22 from windshield
wiper motor.
(5)
Set multimeter to volts dc.
(6)
Connect positive (+) probe of multimeter to
connector PX22-5.
(7)
Connect negative (-) probe of multimeter to
ground.
(8)
Position master power switch to on
(TM 9-2320-366-10-1).
(9)
Position windshield wiper switch to
intermittent (TM 9-2320-366-10-1) and note
reading on multimeter.
(10)
If 24 vdc is not present, go to step 6 of
this fault.
(11)
Position windshield wiper switch to off
(TM 9-2320-366-10-1).
(12)
Position master power switch to off
(TM 9-2320-366-10-1).
2-903
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