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
0110-03 Engine Coolant
6. Install a jumper wire between
Temperature Sensor Voltage
engine coolant temperature sen-
Above Normal Code - Con-
sor harness connector EA-C9
tinued
(WP 0009, Figure 20) terminal 1
and terminal 2.
N OT E
Wait at least 30 seconds in order for diagnostic codes to become active.
0110-04 Becomes Active - Sensor
7. Using MSD (WP 0006), select
faulty, replace engine coolant
Engine ECM C6.6 120M, and
temperature sensor (WP 0108).
check if diagnostic code 0110-04
is active.
0110-03 Remains Active - Proceed
to Test Step 2.
8. Turn the ignition switch and bat-
tery disconnect switch to the OFF
position.
9. Remove jumper wire from engine
coolant temperature sensor har-
ness connector EA-C9 (WP 0009,
Figure 20) terminal 1 and terminal
2.
10. Disconnect Engine ECM harness
connector EA-C1 (WP 0009, Fig-
ure 3) from Engine ECM J2.
11. Using a digital multimeter, test for
Continuity - Engine control wiring
continuity at ECM harness con-
harness is shorted, replace engine
nector EA-C1 (WP 0009, Figure
control wiring harness (WP 0080).
3) terminal 43 and all other EA-C1
No Continuity - ECM faulty, replace
terminals. There should be no
Engine ECM (WP 0067).
continuity.
Connect the engine coolant
temperature sensor EA-C9 (WP 0009,
Figure 20) harness connector.
Test Step 2. Test Return Circuit.
1. Turn the ignition switch and
battery disconnect switch to the
OFF position.
2. Remove jumper wire from engine
coolant temperature sensor har-
ness connector EA-C9 (WP 0009,
Figure 20) terminal 1, and termi-
nal 2.
3. Disconnect Engine ECM harness
connector EA-C1 (WP 0009,
Figure 3) from Engine ECM J2.
Change 1
0011-88