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Table 1. All-Wheel Drive (AWD) Code Troubleshooting - Continued.
Table 1. All-Wheel Drive (AWD) Code Troubleshooting - Continued.

Maintenance Manual For Motorized Road Grader Model 120M - 1
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TM 5-3805-293-23-1
0013
Table 1. All-Wheel Drive (AWD) Code Troubleshooting - Continued.
CDI FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
2190-05 Right All-Wheel
Test Step 1. Test for Open Right
Drive (AWD) Clutch Forward  AWD Clutch Forward Solenoid.
Solenoid Current Below Nor-
1. Connect MSD (WP 0006). Select
mal - Continued
All Wheel Drive 120M and verify
2190-05 is active.
2. Turn ignition switch and battery
disconnect switch to the OFF
position.
3. Remove nose front frame cover
from machine (WP 0224).
4. Disconnect clutch drive solenoid
AF-C7 harness connector (WP
0009, Figure 84) from right AWD
clutch forward solenoid (WP
0009, Figure 85).
5. Connect jumper wire between AF-
C7 terminal 1 and AF-C7 terminal
2 (WP 0009, Figure 84).
6. Turn battery disconnect switch
and ignition switch to the ON posi-
tion.
7. Check for Active code 2190-05 or
Code 2190-05 Remains Active - Pro-
2190-06 in All Wheel Drive 120M
ceed to Test Step 2.
ECM (WP 0006).
Code 2190-05 Becomes Inactive
and 2190-06 Becomes Active -
Remove jumper wire from AF-C7 ter-
minal 1 and terminal 2 (WP 0009, Fig-
ure 84).
Replace right AWD clutch forward
solenoid (WP 0248).
Proceed to step 8.
8. Using the MSD (WP 0006), select
2190-05 Code Active - Repeat trou-
All Wheel Drive 120M and verify
bleshooting code from the beginning.
2190-05 is not active.
2190-05 Code Not Active - Trouble-
shooting complete.
Test Step 2. Test for Open Clutch
Drive Solenoid Harness.
1. Turn ignition switch and battery
disconnect switch to the OFF
position.
2. Remove jumper wire from AF-C7
terminal 1 and terminal 2 (WP
0009, Figure 84).
0013-78


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