Table 2. Engine Troubleshooting with Codes for the 120M Motor Grader - Continued.
CDI FMI CODE
0100-04 Engine Oil Pres-
sure Sensor Voltage Below
13. Remove jumper wire from engine
Normal - Continued
oil pressure sensor harness con-
19) terminal 3 and terminal 2.
Test Step 2. Test 5-Volt Circuit.
1. Install a jumper wire between
engine oil pressure sensor
harness connector EA-C5 (WP
0009, Figure 19) terminal 1 and
N OT E
Wait at least 30 seconds in order for diagnostic codes to become active.
0338-04 Becomes Active - ECM and
5-volt supply circuit test OK. Sensor is
Engine ECM C6.6 120M, and
faulty. Replace engine oil pressure
check if diagnostic code 0338-04
sensor (WP 0104).
Remove jumper wire from EA-C5 (WP
0009, Figure 19) terminal 1 and termi-
0338-04 Not Active - Proceed to
3. Turn the ignition switch and
battery disconnect switch to the
4. Disconnect harness connector
Engine ECM J2.
5. Do not remove jumper wire
between engine oil pressure sen-
sor harness connector EA-C5
and terminal 2.