TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
722-5 Service Brake Sole-
5. Install a jumper wire between pins
noid Voltage Below Nor-
1 and 2 on service brake dump
mal - Continued
solenoid connector MA-C6 (WP
0018, Figure 69).
6. Check for Diagnostic Codes (WP
1. If active 722-6 code is present,
replace service brake dump sole-
noid (WP 0147). Ensure all har-
ness connectors are reconnected.
Verify correct operation of
machine (TM 5-2410-241-10).
2. If active 722-5 code is present,
proceed to step 7.
7. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-2410-241-10).
8. Remove left platform access panel
(WP 0207).
9. Disconnect steering control har-
ness connector X-C1 (WP 0018,
Figure 34) from platform harness
connector MA-C14 (WP 0018, Fig-
ure 33).
10. Using a digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 11.
pin 17 on platform harness con-
2. If continuity is NOT found, replace
nector MA-C14 (WP 0018, Figure
platform harness (WP 0209).
33) and pin 1 on service brake
Ensure all harness connectors are
dump solenoid connector MA-C6
reconnected. Verify correct opera-
(WP 0018, Figure 69).
tion of machine (TM 5-2410-241-
10).
11. Using a digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 12.
pin 7 on platform harness connec-
2. If continuity is NOT found, replace
tor MA-C14 (WP 0018, Figure 33)
platform harness (WP 0209).
and pin 2 on service brake dump
Ensure all harness connectors are
solenoid connector MA-C6 (WP
reconnected. Verify correct opera-
0018, Figure 69).
tion of machine (TM 5-2410-241-
10).
12. Disconnect powertrain ECM con-
nector X-C3 (WP 0018, Figure 3)
from powertrain ECM.
0020-150
