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
0003-05 Cylinder #3 Injector
4. Check if all three diagnostic codes
0004-05, 0005-05, and 0006-05 Diag-
Current Below Normal -
0004-05, 0005-05, and 0006-05
nostic Codes are Active - Replace
Continued
are active.
the Engine ECM (WP 0067).
0003-05 Only Active - Proceed to
step 2.
Test Step 2. Isolate Problem with
Engine Control Wiring Harness.
1. Turn ignition switch to the OFF
position.
2. Disconnect EA-C12 (WP 0009,
Figure 5) harness connector from
EG-C1 (WP 0009, Figure 6) at the
valve cover.
3. Install jumper wire at the EA-C12
(WP 0009, Figure 5) harness con-
nector between terminal 3 and
terminal 4.
4. Turn ignition switch to the ON
position.
N OT E
Wait at least 30 seconds in order for diagnostic codes to become active.
5. Start engine or attempt to start
0003-06 Becomes Active - ECM and
engine.
engine control wiring harness are OK,
6. At the MSD, check that diagnostic
proceed to Test Step 3.
code 0003-06 is active.
0003-05 Remains Active - Proceed
to step 7.
7. Turn OFF the ignition and battery
disconnect switch.
8. Disconnect ECM harness connec-
tor EA-C1 (WP 0009, Figure 3)
from Engine ECM J2.
Continuity - (Resistance less than
9. Leave jumper wire at the EA-C12
5.0 Ohms) - ECM faulty, replace
(WP 0009, Figure 5) harness con-
Engine ECM (WP 0067).
nector between terminal 3 and
terminal 4 in place.
Remove jumper wire from EA-C12
(WP 0009, Figure 5) between terminal
3 and terminal 4.
Connect EA-C12 (WP 0009, Figure 5)
harness connector to EG-C1 (WP
0009, Figure 6) at the valve cover.
No Continuity - Proceed to step 11.
0011-39
Change 1
