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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
0014
Table 1. All-Wheel Drive (AWD) Code Troubleshooting - Continued.
CDI FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
2294-05 Right Front Drive
4. Using a digital multimeter, mea-
Resistance Less Than 5.0 Ohms -
Proceed to Test Step 4.
Motor Solenoid Current
sure resistance between P-C35
Below Normal - Continued
terminal 59 (WP 0009, Figure 55)
Resistance 5.0 Ohms or Greater -
and P-C34 terminal 2 (WP 0009,
Replace cab lower wiring harness
Figure 52).
(WP 0266).
Connect AF-C5 (WP 0009, Figure 98)
on right front drive motor solenoid
(WP 0009, Figure 99).
Install nose front frame cover and rear
front frame cover on machine (WP
0224).
Proceed to step 5.
5. Using the MSD (WP 0006), select
2294-05 Code Active - Repeat trou-
All Wheel Drive 120M and verify
bleshooting code from the beginning.
2294-05 is not active.
2294-05 Code Not Active - Trouble-
shooting complete.
Test Step 4. Test PWM Driver
Return Circuit for High Resistance
or Open in Cab Lower Wiring Har-
ness.
1. Using a digital multimeter, mea-
Resistance 5.0 Ohms or Greater -
sure resistance between P-C35
Replace cab lower wiring harness
terminal 60 (WP 0009, Figure 53)
(WP 0266).
and P-C34 terminal 13 (WP 0009,
Connect AF-C5 (WP 0009, Figure 98)
Figure 52).
on right front drive motor solenoid
(WP 0009, Figure 99).
Install nose front frame cover and rear
front frame cover on machine (WP
0224).
Proceed to step 2.
Resistance Less Than 5.0 Ohms -
Replace AWD ECM (WP 0270).
Connect AF-C3 (WP 0009, Figure 51)
on P-C34 (WP 0009, Figure 52) (WP
0200).
Install rear front frame cover on
machine (WP 0200).
Connect AF-C5 (WP 0009, Figure 98)
on right front drive motor solenoid
(WP 0009, Figure 99).
Install nose front frame cover on
machine (WP 0200).
Proceed to step 2.
0014-20


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