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Page Title:
CODE 36 OIL PRESSURE SENSOR (OPS) SIGNAL VOLTAGE LOW (CONT). |
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 TM 9-2320-364-20-1
A4 CODE 36 OIL PRESSURE SENSOR (OPS) SIGNAL VOLTAGE LOW (CONT).
7.
KNOWN INFO
TEST OPTIONS
CAUTION
Read CAUTION
CHECK ENGINE light (CEL)
Visual inspection.
on Page 2-305
comes ON and stays ON.
OPS connector OK.
REASON FOR QUESTION
OPS OK.
Are DDEC ECM terminals and
Wire 530 is not open.
Damage to terminals can affect
connectors (DDEC ECM and
Wire 530 and 452 not shorted.
signal to DDEC ECM.
engine harness side) free
from damage?
POSSIBLE PROBLEMS
DDEC ECM harness connector
faulty.
Wires 416 and/or 452 are open.
Repair DDEC ECM
Wires 416 and/or 452 are
harness connector
shorted.
(Para 7-101) or re-
Wires 530, 439, 241 and/or 240
place DDEC ECM
are shorted.
NO
(Para 7-56).
Verify repair, go to
Step 12
of this Fault.
YES
Replace DDEC ECM
(Para 7-56).
Verify repair, go to
Step 12 of this Fault.
8.
KNOWN INFO
TEST OPTIONS
CAUTION
Read CAUTION
CHECK ENGINE light (CEL)
Resistance test.
on Page 2-305
comes ON and stays ON.
STE/ICE-R #91.
OPS connector OK.
Are there
OPS OK.
REASON FOR QUESTION
5 ohms or
Wire 530 is not open.
less measured between
DDEC ECM harness connector
Resistance more than 5 ohms at
wires 416 and 452 at engine
is OK.
engine harness connector
harness connector, terminals
indicates wire 416 (+5 volt line) is
W1 and Y2?
open.
POSSIBLE PROBLEMS
Wires 416 and/or 452 are open.
Wires 416 and/or 452 are
Repair wires 416
shorted.
and/or 452 (see
Wires 530, 439, 241 and/or 240
schematic Fig 2-2) or
are shorted.
NO
notify DS
Wires 530 and/or 452 are
Maintenance.
shorted.
Verify repair, go to
Step 12 of this Fault.
YES
2-304
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