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

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

2293-05 Left Front Drive

5. Using the MSD (WP 0006), select

2293-05 Code Active - Repeat trou-

Motor Solenoid Current

All Wheel Drive 120M and verify

bleshooting code from the beginning.

Below Normal - Continued

2293-05 is not active.

2293-05 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-C4 (WP 0009, Figure 96)

Figure 52).

on left front drive motor solenoid (WP

0009, Figure 97).

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 0224).