Table 2. Engine Troubleshooting with Codes for the 120M Motor Grader - Continued.
CDI FMI CODE
0002-06 Cylinder #2 Injector
Test Step 3. Test Forward Fuel
Current Above Normal -
1. Turn OFF the ignition and battery
2. Remove valve cover and forward
fuel injector harness (WP 0103)
from fuel injector #2.
Figure 1) harness connector from
valve cover base.
for continuity at the EF-C1 (WP
harness is shorted. Replace forward
0009, Figure 2) harness connec-
fuel injector harness (WP 0103).
tor terminal 2 and all other termi-
nals and ground. There should be
faulty. Replace fuel injector #2 (WP
harness connector to EF-C1 (WP
0009, Figure 2) at the valve cover
0002-07 Cylinder #2 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
Test Step 1. Perform Fuel System
1. Perform Fuel System Verification
Injector #2 Indicates Fail - Replace
Test (WP 0035).
fuel injector #2 (WP 0075).