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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
2191-06 Right All-Wheel
6. Check for Active code 2191-05 or
Code 2191-06 Remains Active - Pro-
Drive (AWD) Clutch Reverse
2191-06 in All Wheel Drive 120M
ceed to Test Step 2.
Solenoid Current Above
ECM (WP 0006).
Code 2191-06 Becomes Inactive
Normal - Continued
and 2191-05 Becomes Active -
Replace right AWD clutch reverse
solenoid (WP 0248).
Proceed to step 7.
7. Using the MSD (WP 0006), select
2191-06 Code Active - Repeat trou-
All Wheel Drive 120M and verify
bleshooting code from the beginning.
2191-06 is not active.
2191-06 Code Not Active - Trouble-
shooting complete.
Test Step 2. Test for Shorted Clutch
Drive Solenoid Harness.
1. Turn ignition switch and battery
disconnect switch to the OFF
position.
2. Remove rear front frame cover
from machine (WP 0224).
3. Disconnect clutch drive solenoid
AF-C3 harness connector (WP
0009, Figure 51) from cab lower
wiring P-C34 harness connector
(WP 0009, Figure 52) (WP 0200).
4. Turn battery disconnect switch
and ignition switch to the ON posi-
tion.
5. Check for Active code 2191-05 or
Code 2191-06 Remains Active - Pro-
2191-06 in All Wheel Drive 120M
ceed to Test Step 3.
ECM (WP 0006).
Code 2191-06 Becomes Inactive
and 2191-05 Becomes Active -
Replace clutch drive solenoid harness
(WP 0200).
Proceed to step 6.
6. Using the MSD (WP 0006), select
2191-06 Code Active - Repeat trou-
All Wheel Drive 120M and verify
bleshooting code from the beginning.
2191-06 is not active.
2191-06 Code Not Active - Trouble-
shooting complete.
0013-94


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