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 (CONTD)
J1587 CODE:
P98-4 - OIL LEVEL CIRCUIT FAILED LOW
P101-4 - CRANKCASE PRESSURE CIRCUIT FAILED LOW
82-11
Check for Short on
Ground
Turn ignition off.
Greater than
Go to 82-6.
Remove jumper wires.
10,000 ohms.
Measure resistance between
sockets N1 and Y2 on engine
Less than or
Signal line (ckt #906) and return
harness.
equal to 10,000 ohms.
line (ckt #452) are shorted
together. Repair short. Then go
to 82-30.
82-12
Replace CCM
Turn ignition off.
Check engine
Go to 82-7.
Replace CCM.
light comes on.
Reconnect all connectors.
Turn ignition on.
Check engine
Go to 82-30.
Clear codes.
light does not
Start engine. Run until check
come on.
light comes on or for 1 minute.
82-30
Verify Repairs
Turn ignition off.
(No codes).
Repairs are complete.
Reconnect all connectors.
Turn ignition on.
Code 98-101/4 (and -
All system diagnostics are
Clear codes.
any other codes).
complete. Please review this
Note status of "Check Engine"
section from the start to find
light.
error.
Read INACTIVE CODES.
Any other codes.
Go to START-1, page 3-345.41,
except Code 98-101/4.
to service other codes
Change 3 3-345.389
