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Table 1. Implement Code (2200-00 TO 2954-14) Troubleshooting Procedures - Continued.
Table 1. Implement Code (2200-00 TO 2954-14) Troubleshooting Procedures - Continued.

Maintenance Manual For Motorized Road Grader Model 120M - 2
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TM 5-3805-293-23-2
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Table 1. Implement Code (2200-00 TO 2954-14) Troubleshooting Procedures - Continued.
CDI FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
2210-03 Auxiliary Lever #7
6. Disconnect cab lower harness
Position Sensor Voltage
connector P-C41 (WP 0009, Fig-
Above Normal - Continued
ure 69) from implement 1 ECM J1
(WP 0009, Figure 68) (WP 0268).
7. Using digital multimeter, test for
Resistance 5.0 Ohms or Less -
continuity between harness con-
Replace implement 1 ECM (WP
nector P-C41 (WP 0009, Figure
0268).
69) terminal 69 and harness con-
Connect cab lower wiring harness
nector P-C33 (WP 0009, Figure
connector P-C33 (WP 0009, Figure
209) terminal 1.
209) to scarifier lever (WP 0009,
Resistance should be less than
Figure 210) (WP 0275).
5.0 Ohms.
Proceed to step 8.
Resistance More Than 5.0 Ohms -
Replace cab lower wiring harness
(WP 0266).
Proceed to step 8.
8. Using the MSD (WP 0006), select  2210-03 Code Active - Repeat
Implement 120M and verify 2210- troubleshooting code from the
03 is not active.
beginning.
2210-03 Code Not Active -
Troubleshooting complete.
Test Step 3. Scarifier Lever Return
Circuit.
1. Using digital multimeter, test for
Voltage Between 7 and 11 Volts -
voltage between harness connec-
proceed to Test Step 4.
tor P-C33 (WP 0009, Figure 209)
Voltage Less Than 7 Volts - Proceed
terminal 1 and terminal 2.
to step 2.
Voltage should be between 7 and 11
volts.
2. Turn ignition switch and battery
disconnect switch to the OFF
position (TM 5-3805-293-10).
3. Using digital multimeter, test for
Resistance 5.0 Ohms or Less -
continuity between harness con-
Proceed to step 4.
nector P-C33 (WP 0009, Figure
Resistance More Than 5.0 Ohms -
209) terminal 2 and harness con-
Replace cab lower wiring harness
nector P-C41 (WP 0009, Figure
(WP 0266).
69) terminal 13.
Connect cab lower harness connector
Resistance should be less than
P-C33 (WP 0009, Figure 209) to
5.0 Ohms.
scarifier lever (WP 0009, Figure 210)
(WP 0275).
Proceed to step 10.
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