TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
681-3 Parking Brake Sole-
8. Using a digital multimeter (WP
1. If continuity is NOT found, proceed
noid Voltage Above Nor-
0296), test for continuity between
to step 9.
mal - Continued
pin 7 and 9 on parking brake
2. If continuity is found, replace park-
switch (WP 0018, Figure 45).
ing brake switch (WP 0237).
Ensure all harness connectors are
reconnected. Verify correct opera-
tion of machine (TM 5-2410-241-
10).
9. Disconnect powertrain ECM con-
nector X-C2 (WP 0018, Figure 4)
from the powertrain ECM.
10. Disconnect powertrain ECM con-
nector X-C3 (WP 0018, Figure 3)
from the powertrain ECM.
11. Disconnect platform harness con-
nector MA-C14 (WP 0018, Figure
33) from steering control harness
connector X-C1 (WP 0018,
Figure 34.
12. Using a digital multimeter (WP
1.
If continuity is NOT found, proceed
0296), test for continuity between
to step 13.
pin 3 on powertrain ECM connec- 2.
If continuity is found, replace
tor X-C3 (WP 0018, Figure 3) and
steering control harness (WP
all pins in powertrain ECM connec-
0178). Ensure all harness connec-
tor X-C3 (WP 0018, Figure 3).
tors are reconnected. Verify cor-
rect operation of machine (TM 5-
2410-241-10).
13. Using a digital multimeter (WP
1.
If continuity is NOT found, proceed
0296), test for continuity between
to step 14.
pin 3 on powertrain ECM connec- 2.
If continuity is found, replace
tor X-C3 (WP 0018, Figure 3) and
steering control harness (WP
all pins in powertrain ECM connec-
0178). Ensure all harness connec-
tor X-C2 (WP 0018, Figure 4) from
tors are reconnected. Verify cor-
the powertrain ECM.
rect operation of machine (TM 5-
2410-241-10).
14. Using a digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 15.
pin 3 on powertrain ECM connec-
2. If continuity is NOT found, replace
tor X-C3 (WP 0018, Figure 3) and
steering control harness (WP
pin 33 on steering control harness
0178). Ensure all harness connec-
connector X-C1 (WP 0018, Figure
tors are reconnected. Verify cor-
34).
rect operation of machine (TM 5-
2410-241-10).
0020-127