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Page Title:
TEMPERATURE GAGE DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
38. TEMPERATURE GAGE DOES NOT OPERATE (CONT).
3
KNOWN INFO
TEST OPTIONS
No temperature reading.
Voltage test.
Is voltage present at
Wire 9 OK.
STE/ICE-R #89.
temperature gage where
Connector P2 OK.
REASON FOR QUESTION
wire 15 connects?
Connector J2 OK.
If voltage is not present,
Circuit breaker CB6 OK.
temperature gage faulty.
Wire 1 OK.
Run relay OK.
Wire 3 OK.
Circuit breaker CB1 OK.
Wire 10 OK.
POSSIBLE PROBLEMS
Temperature gage faulty.
Wire 15 faulty.
Engine water temperature
Replace temp gage
NO
transducer faulty.
(Para 8-6).
Connector J1 faulty.
Connector P1 faulty.
YES
4
KNOWN INFO
TEST OPTIONS
No temperature reading.
Voltage test.
Is voltage present at engine
Wire 9 OK.
STE/ICE-R #89.
water temperature transducer
Connector P2 OK.
REASON FOR QUESTION
where wire 15 connects?
Connector J2 OK.
This question eliminates possible
Circuit breaker CB6 OK.
problems and determines where
Wire 1 OK.
troubleshooting continues.
Run relay OK.
Wire 3 OK.
Circuit breaker CB1 OK.
Wire 10 OK.
Temperature gage OK.
POSSIBLE PROBLEMS
Wire 15 faulty.
Connector J1 faulty.
Go to Step 5 of this
NO
Connector P1 faulty.
fault.
Engine water temperature
transducer faulty.
YES
Replace engine
water temperature
transducer
(Para 8-36).
2-554
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