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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
2298-06 Right Front Drive
Test Step 7. Test Right Front Drive
Pump Reverse Control Sole-
Pump Reverse Control Solenoid
noid Current Above Normal -
Circuit for Short to Implement 2 Cir-
Continued
cuits in Cab Lower Wiring Harness.
1. Disconnect cab lower wiring P-
C45 harness connector (WP
0009, Figure 72) from Implement
2 ECM J1 (WP 0009, Figure 73)
(WP 0268).
2. Disconnect cab lower wiring P-
C27 harness connector (WP
0009, Figure 74) from Implement
2 ECM J2 (WP 0009, Figure 75)
(WP 0268).
3. Using a digital multimeter, test for
No Continuity - Proceed to step 4.
continuity between P-C35 termi-
Continuity - Replace cab lower wiring
nal 52 (WP 0009, Figure 53) and
harness (WP 0266).
all circuits in P-C45 (WP 0009,
Connect AC-C5 (WP 0009, Figure 78)
Figure 72). There should be no
on FA-C37 (WP 0009, Figure 79) (WP
continuity.
0199).
Connect AX-C1 (WP 0009, Figure
100) on AC-C1 (WP 0009, Figure
101).
Connect AX-C4 (WP 0009, Figure
108) on right drive pump reverse sole-
noid connector (WP 0009, Figure 109)
and close access door.
Install front engine enclosure access
panel (WP 0226).
Proceed to step 5.
4. Using a digital multimeter, test for
No Continuity - Replace AWD ECM
continuity between P-C35 termi-
(WP 0270).
nal 52 (WP 0009, Figure 53) and
Connect P-C45 (WP 0009, Figure 72)
all circuits in P-C27 (WP 0009,
on J1 (WP 0009, Figure 73) (WP
Figure 74). There should be no
0268).
continuity.
Connect P-C27 (WP 0009, Figure 74)
on J2 (WP 0009, Figure 75) (WP
0268).
Connect P-C41 (WP 0009, Figure 68)
on J1 (WP 0009, Figure 69) (WP
0268).
Connect P-C39 (WP 0009, Figure 70)
on J2 (WP 0009, Figure 71) (WP
0268).
0014-112


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