TM 5-2410-241-23-1
0021
Table 2. Chassis Troubleshooting Procedures - Continued.
0021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
490-3 Hydraulic Lockout
27. Using digital multimeter (WP
1. If continuity is found, proceed to
Solenoid Voltage Above
0296), test for continuity between
step 28.
Normal - Continued
pin 47 on powertrain ECM con-
2. If continuity is NOT found, replace
nector X-C3 (WP 0018, Figure 3)
steering harness (WP 0178).
and pin 63 on powertrain ECM
Ensure all harness connectors
steering harness connector X-C1
are reconnected. Verify correct
(WP 0018, Figure 34).
operation of machine (TM 5-2410-
241-10).
28. Using digital multimeter (WP
1. If continuity is NOT found, pro-
0296), test for continuity between
ceed to step 29.
pin 46 on powertrain ECM con-
2. If continuity is found, replace
nector X-C3 (WP 0018, Figure e
steering harness (WP 0178).
3) and all other pins in powertrain
Ensure all harness connectors
ECM connector X-C2 (WP 0018,
are reconnected. Verify correct
Figure 4).
operation of machine (TM 5-2410-
241-10).
29. Using digital multimeter (WP
1. If continuity is NOT found, pro-
0296), test for continuity between
ceed to step 30.
pin 46 on powertrain ECM con-
2. If continuity is found, replace
nector X-C3 (WP 0018, Figure 3)
steering harness (WP 0178).
and all other pins in powertrain
Ensure all harness connectors
ECM connector X-C3 (WP 0018,
are reconnected. Verify correct
Figure 3).
operation of machine (TM 5-2410-
241-10).
30. Using digital multimeter (WP
1. If continuity is NOT found, pro-
0296), test for continuity between
ceed to step 31.
pin 47 on powertrain ECM con-
2. If continuity is found, replace
nector X-C3 (WP 0018, Figure 3)
steering harness (WP 0178).
and all other pins in powertrain
Ensure all harness connectors
ECM connector X-C2 (WP 0018,
are reconnected. Verify correct
Figure 4).
operation of machine (TM 5-2410-
241-10).
31. Using digital multimeter (WP
1. If continuity is NOT found, replace
0296), test for continuity between
powertrain ECM (WP 0175).
pin 47 on powertrain ECM con-
Ensure all harness connectors
nector X-C3 (WP 0018, Figure 3)
are reconnected. Verify correct
and all other pins in powertrain
operation of machine (TM 5-2410-
ECM connector X-C3 (WP 0018,
241-10).
Figure 3).
2. If continuity is found, replace
steering harness (WP 0178).
Ensure all harness connectors
are reconnected. Verify correct
operation of machine (TM 5-2410-
241-10).
0021-19
