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Page Title:
FRONT AND REAR WINDSHIELD WIPERS DO NOT OPERATE - continued |
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 TM 10-3930-673-20-1
27. FRONT AND REAR WINDSHIELD WIPERS DO NOT OPERATE (CONT).
6
KNOWN INFO
TEST OPTIONS
Washer motor does not work.
Voltage test.
Is 24 vdc present on wire 1
Battery cable OK.
STE/ICE-R #89.
where wire 1 connects to
Wire 9 OK.
REASON FOR QUESTION
relay K1?
Connector P2 OK.
If voltage is not present, wire 1
Connector J2 OK.
faulty.
Circuit breaker CB6 OK.
POSSIBLE PROBLEMS
Wire 1 faulty.
Run relay faulty.
Wire 3 faulty.
Circuit breaker CB3 faulty.
Wire 30 faulty.
Ground faulty.
Repair wire 1 (Para
NO
8-48).
YES
7
KNOWN INFO
TEST OPTIONS
Washer motor does not work.
Voltage test.
Is 24 vdc present on wire 3
Battery cable OK.
STE/ICE-R #89.
where wire 3 connects to
Wire 9 OK.
REASON FOR QUESTION
relay K1?
Connector P2 OK.
If voltage is not present, run relay
Connector J2 OK.
faulty.
Circuit breaker CB6 OK.
Wire 1 OK.
POSSIBLE PROBLEMS
Run relay faulty.
Wire 3 faulty.
Circuit breaker CB3 faulty.
Wire 30 faulty.
Ground faulty.
Replace run relay
NO
(Para 8-23).
YES
2-428
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