TM 5-3805-293-23-1
0011
Table 2. Engine Troubleshooting with Codes for the 120M Motor Grader - Continued.
CDI FMI CODE
ERROR/EVENT
CORRECTIVE ACTION
0100-03 Engine Oil Pres-
4. Install a jumper wire between
sure Sensor Voltage Above
engine oil pressure sensor har-
Normal - Continued
ness connector EA-C5 (WP 0009,
Figure 19) terminal 3 and
machine ground.
5. Turn ignition switch to the ON
position.
N OT E
Wait at least 30 seconds in order for diagnostic codes to become active.
6. Using MSD (WP 0006), select
0100-03 Remains Active - Proceed
Engine ECM C6.6 120M, and
to step 10.
check if diagnostic code 0100-04
0100-04 Becomes Active - ECM and
is active.
signal circuit test OK proceed to
step 7.
7. Remove jumper wire from engine
oil pressure sensor harness con-
nector EA-C5 (WP 0009, Figure
19) terminal 3 and machine
ground.
8. Install a jumper wire between
engine oil pressure sensor har-
ness connector EA-C5 (WP 0009,
Figure 19) terminal 2 and terminal
3.
N OT E
Wait at least 30 seconds in order for diagnostic codes to become active.
0100-03 Remains Active - Proceed
9. Using MSD (WP 0006), select
to Test Step 2.
Engine ECM C6.6 120M, and
check if diagnostic code 0100-04
0100-04 Becomes Active - Engine
is active.
ECM and return circuit test OK, sen-
sor is faulty. Replace engine oil pres-
sure sensor (WP 0104).
Remove jumper wire from EA-C5 (WP
0009, Figure 19) terminal 2 and termi-
nal 3.
10. Turn the ignition switch and bat-
tery disconnect switch to the OFF
position.
11. Remove jumper wire from engine
oil pressure sensor harness con-
nector EA-C5 (WP 0009, Figure
19) terminal 3 and ground.
0011-79
Change 1
