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Page Title:
VEHICLE HARNESS +5 VOLT SUPPLY (CONT). |
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 TM 9-2320-364-20-1
A5A VEHICLE HARNESS +5 VOLT SUPPLY (CONT).
10.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
CHECK ENGINE light (CEL)
Resistance test.
on Page 2-395
comes ON and stays ON.
STE/ICE-R #92.
Are there
ECM supply voltage OK.
more than
4.7 to 5.2 vdc present on
REASON FOR QUESTION
10,000 ohms or an open
wire 916 at TPS connector,
circuit measured at vehicle
terminal C.
Resistance less than 10,000
harness connector MC18
No open in wires 916 and 952.
ohms at power or vehicle
No short in wires 916 and 952.
and/or the power harness
harness connectors indicates
Vernier control connector
short where measured.
connector MC17?
MC38 OK.
TPS harness connector OK.
TPS OK.
Repair connector
DDEC ECM OK.
and/or wires 240, 241,
439, 916 (see
POSSIBLE PROBLEMS
schematic Fig 2-1 and
NO
Fig 2-3) or notify DS
Wire 240 and/or 241 shorted to
Maintenance.
wire 439 and /or chassis
Verify repair, go to
ground.
Step 12 of this Fault.
Wire 952 at vernier control
connector MC38 faulty.
YES
2-394
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