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Page Title:
CODE 14 OIL TEMPERATURE SENSOR (OTS) SIGNAL VOLTAGE HIGH (CONT). |
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 TM 9-2320-364-20-1
A4 CODE 14 OIL TEMPERATURE SENSOR (OTS) SIGNAL VOLTAGE HIGH (CONT).
4.
KNOWN INFO
TEST OPTIONS
WARNING
READ WARNING
Resistance test.
Code 15 not displayed on DDR
on Page 2-207
STE/ICE-R #91.
with jumperwire installed at
OTS harness connector.
REASON FOR QUESTION
Are there 5 ohms or less
POSSIBLE PROBLEMS
measured between wires 120
Resistance greater than 5 ohms
and 452 at engine harness
at engine harness connector
Short in wire 120.
connector, terminals R2 and
indicates signal line wire 120 or
Damaged OTS terminals and
return line wire 452 are open.
Y2?
connectors.
Open in wire 120.
Damaged terminals at DDEC
ECM engine harness
Repair wires 120
connector.
and/or 452 (see
schematic Fig 2-2)
NO
or notify
DS Maintenance.
Verify repair, go to
Step 6 of this Fault.
YES
5.
KNOWN INFO
TEST OPTIONS
No open in wire 120.
Are DDEC ECM terminals and
Visual inspection.
connectors (DDEC ECM and
vehicle harness side) free
POSSIBLE PROBLEMS
REASON FOR QUESTION
from damage?
Damage to terminals and
Short in wire 120.
connectors can affect signal to
Damaged OTS terminals and
DDEC ECM.
connectors.
Damaged terminals at DDEC
ECM engine harness
connector.
Repair vehicle
harness connector
(Para 7-101) or
NO
replace DDEC ECM
(Para 7-56).
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.
2-206
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