STEP/SEQUENCE
RESULT
WHAT TO DO NEXT
TM 9-2320-363-20-1
Section 4
TROUBLESHOOTING CHARTS
E.
FLASH CODE:
82 - CRANKCASE MONITOR (CCM) SIGNAL VOLTAGE LOW
J1587 CODE:
P98-4 - OIL LEVEL CIRCUIT FAILED LOW
P101.4 - CRANKCASE PRESSURE CIRCUIT FAILED LOW
NOTE -
This chart is only to be used if:
1)
All basic mechanical checks and physical inspections have been performed with no problem found, and
2) Diagnosis of DDEC-III was started at step Start-1, pg 3-345.41 and you have now been referred here.
82-1
Multiple Code Check
Were there any other active
No other codes.
Go to 82-2.
codes beside Code 98-101/4?
Yes, any or all
Go to ENG5V-1, page 3-345.413.
of the following codes:
110, 175/3 or 4, 174/3 or 4,
102/3, 94/4.
Yes - but none of the
Go to 82-2.
above.
82-2
Sensor Check
Turn ignition off.
Code 98-101/3 (and
Check to be sure ECM and CCM
Disconnect CCM connector and
any codes except
connectors are wired properly.
install a jumper wire between
Code 82).
If wired properly then go to 82-3.
sockets B and C of CCM
harness connector.
Code 98-101/4 (and
Go to 82-4.
Turn ignition on.
any other codes).
Read ACTIVE CODES.
If active Code 98-101/3 or 4
No codes.
Go to 82-4.
exists, go to RESULT column.
82-3
Check CCM Connectors
Turn ignition off.
Terminals and
Replace CCM sensor. Then go
Inspect terminals at ECM
connectors are okay.
to 82-30.
connectors (sensor side and
harness side) for damage; bent,
Problem found.
Repair terminals/connectors.
corroded, and unseated pins or
Then go to 82-30.
sockets.
Change 3 3-345.383
