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Page Title:
CODES 61-68 INJECTOR RESPONSE TIME TOO LONG (CONT). |
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 TM 9-2320-364-20-1
A4 CODES 61-68 INJECTOR RESPONSE TIME TOO LONG (CONT).
5.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
CHECK ENGINE light (CEL)
Resistance test.
on Page 2-361
comes ON and stays ON.
STE/ICE-R #91.
Injector response times OK.
Only 1 code displayed on DDR.
REASON FOR QUESTION
Is there 1 ohm or less
POSSIBLE PROBLEMS
measured at the injector
Resistance less than or equal to
harness connector?
1 ohm indicates faulty injector.
Open in wires 619 and/or 620.
More than 1 ohm, open exists in
Short in wires 619 and/or 620.
wires where resistance was
Short in wires 611 through 618.
read.
Faulty injectors.
Damaged terminals.
DDEC ECM faulty.
Tripped DDEC circuit breakers.
Repair connector
Short in bank A or bank B
(see schematic
wires 240 and/or 241.
Fig 2-4) or notify DS
NO
Open in bank A or bank B
Maintenance.
wires 240 and/or 241.
Verify repair, go to
Open in ground line wire 150.
Step 16 of this Fault.
Open in injector return lines
wires 619 and/or 620.
YES
Notify DS
Maintenance, injector
is faulty. See note on
following page.
6.
KNOWN INFO
TEST OPTIONS
WARNING
Resistance test.
Read WARNING
CHECK ENGINE light (CEL)
on Page 2-361
STE/ICE-R #92.
comes ON and stays ON.
Injector response times OK.
Only 1 code displayed on DDR.
REASON FOR QUESTION
Are there more than or equal
No open in wires 619
Resistance less than or equal to
to 10,000 ohms or an open
and 620.
10,000 ohms indicates short in
circuit measured at the
return lines.
POSSIBLE PROBLEMS
injector harness connector?
Short in wires 619 and/or 620.
Short in wires 611 through 618.
Faulty injectors.
Damaged terminals.
Repair wire
DDEC ECM faulty.
(see schematic
Tripped DDEC circuit breakers.
Fig 2-4) or notify DS
Short in bank A or bank B
NO
Maintenance.
wires 240 and/or 241.
Verify repair, go to
Open in bank A or bank B
Step 16 of this Fault.
wires 240 and/or 241.
Open in ground line wire 150.
Open in injector return lines
wires 619 and/or 620.
YES
2-360
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