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Page Title:
CODE 15 OIL TEMPERATURE SENSOR (OTS) SIGNAL VOLTAGE LOW (CONT). |
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 TM 9-2320-364-20-1
A4 CODE 15 OIL TEMPERATURE SENSOR (OTS) SIGNAL VOLTAGE LOW (CONT).
5.
KNOWN INFO
TEST OPTIONS
CAUTION
READ CAUTION
Visual inspection.
CHECK ENGINE light (CEL)
on Page 2-217
comes ON and stays ON.
OTS connector or terminals OK.
REASON FOR QUESTION
OTS OK.
Are engine DDEC ECM
Wires 120 and/or 452 OK.
Damage to terminals and
terminals and connectors
connector can affect signal to
(DDEC ECM and harness
DDEC ECM.
POSSIBLE PROBLEMS
side) free from damage?
DDEC ECM connector or
terminals faulty.
DDEC ECM faulty.
Repair harness
connector
NO
(Para 7-101).
Verify repair, go to
Step 6 of this Fault.
YES
Replace DDEC ECM
(Para 7-56).
Verify repair, go to
Step 6 of this Fault.
6.
KNOWN INFO
TEST OPTIONS
Does CEL stay ON longer
Verify repair.
CHECK ENGINE light (CEL)
comes ON and stays ON.
than five seconds?
OTS connector or terminals OK.
REASON FOR QUESTION
OTS OK.
Wires 120 and/or 452 OK.
If CEL lights for approximately
DDEC ECM connector and
five seconds and then goes
terminals OK.
OUT after ENGINE switch is
DDEC ECM OK.
turned to ON, Fault has been
corrected.
POSSIBLE PROBLEMS
Fault corrected.
NO
YES
Go to Fault Index
2-216
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