TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
618-2 Left Service Brake
12. Disconnect powertrain ECM con-
Switch Data Erratic,
nector X-C3 (WP 0018, Figure 3)
Intermittent, or
from the powertrain ECM.
Incorrect - Continued
13. Using a digital multimeter (WP
1.
If continuity is found, proceed to
0296), test for continuity between
step 14.
pin 40 on powertrain ECM connec- 2.
If continuity is NOT found, replace
tor X-C2 (WP 0018, Figure 4) and
steering control harness (WP
pin 4 on parking brake switch con-
0178). Ensure all harness connec-
nector X-C6 (WP 0018, Figure 44).
tors are reconnected. Verify cor-
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 7 on parking brake switch con-
0178). Ensure all harness connec-
nector X-C6 (WP 0018, Figure 44).
tors are reconnected. Verify cor-
rect operation of machine (TM 5-
2410-241-10).
15. Using a digital multimeter (WP
1. If continuity is NOT found, proceed
0296), test for continuity between
to step 16.
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 other pins in powertrain ECM
0178). Ensure all harness connec-
connector X-C3 (WP 0018,
tors are reconnected. Verify cor-
Figure 3).
rect operation of machine (TM 5-
2410-241-10).
16. Using a digital multimeter (WP
1.
If continuity is NOT found, replace
0296), test for continuity between
powertrain ECM (WP 0175).
pin 40 on powertrain ECM connec-
Ensure all harness connectors are
tor X-C2 (WP 0018, Figure 4) and
reconnected. Verify correct opera-
all other pins in powertrain ECM
tion of machine (TM 5-2410-241-
connector X-C2 (WP 0018,
10).
Figure 4).
2.
If continuity is found, replace
steering control harness (WP
0178). Ensure all harness connec-
tors are reconnected. Verify cor-
rect operation of machine (TM 5-
2410-241-10).
0020-108