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
0004-06 Cylinder #4 Injector
3. Disconnect EA-C12 (WP 0009,
Current Above Normal -
Figure 5) harness connector from
Continued
EG-C1 (WP 0009, Figure 6) at the
valve cover base.
4. Using digital multimeter, measure
Continuity - Center fuel injector
for continuity at the EG-C1 (WP
harness is shorted. Replace center
0009, Figure 6) harness connec-
fuel injector harness (WP 0103).
tor terminal 2 and all other termi-
No Continuity - Fuel injector #4 is
nals and ground. There should be
faulty. Replace fuel injector #4 (WP
no continuity.
0075).
Connect EA-C12 (WP 0009, Figure 5)
to EG-C1 (WP 0009, Figure 6) at the
valve cover base.
System Response:
0004-07 Cylinder #4 Injector
Not Responding Properly
A warning will appear on instrument
panel. Electronic Control Module
(ECM) will log diagnostic code.
Possible Performance Effect:
Engine will be derated.
N OT E
The fuel injectors are electro-mechanical devices. High-pressure fuel is
continuously available to each injector. The Engine Electronic Control
Module (ECM) determines the correct time and duration to activate
each injector.
Test Step 1. Perform Fuel System
Verification Test.
1. Perform Fuel System Verification
Injector #4 Indicates Fail - Replace
Test (WP 0035).
fuel injector #4 (WP 0075).
System Response:
0005-02 Cylinder #5 Injector
Erratic, Intermittent, or
A warning will appear on instrument
Incorrect
panel. An active diagnostic code will
be generated. ECM will log diagnostic
code.
Possible Performance Effect:
Engine will be derated while this diag-
nostic code is active.
0011-50
