TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
590-9 Engine Control Module
8. Using a digital multimeter (WP
1.
If continuity is found, replace
Abnormal Update - Con-
0296), test for continuity between
engine main harness (WP 0055).
tinued
pin 9 on engine ECM connector V-
Ensure all harness connectors are
C4 (WP 0018, Figure 1) and all
reconnected. Verify correct opera-
other pins in engine ECM connec-
tion of machine (TM 5-2410-241-
tor V-C4 (WP 0018, Figure 1).
10).
2.
If continuity is NOT found, proceed
to step 9.
9. Disconnect dash monitor connec-
tor E-C7 (WP 0018, Figure 5) from
instrument panel (WP 0262).
10. Remove left platform access panel
(WP 0207).
11. Disconnect steering control har-
ness connector X-C1 (WP 0018,
Figure 34) from platform harness
connector MA-C14 (WP 0018, Fig-
ure 33).
12. Using a digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 13.
pin 40 on platform harness (plat-
2. If continuity is NOT found, replace
form to engine) connector MA-C22
platform harness (WP 0209).
(WP 0018, Figure 11) and pin 23
Ensure all harness connectors are
on platform harness connector
reconnected. Verify correct opera-
MA-C14 (WP 0018, Figure 33).
tion of machine (TM 5-2410-241-
10).
13. Using a digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 14.
pin 39 on platform harness (plat-
2. If continuity is NOT found, replace
form to engine) connector MA-C22
platform harness (WP 0209).
(WP 0018, Figure 11) and pin 22
Ensure all harness connectors are
on platform harness connector
reconnected. Verify correct opera-
MA-C14 (WP 0018, Figure 33).
tion of machine (TM 5-2410-241-
10).
14. Using a digital multimeter (WP
1. If continuity is found, replace plat-
0296), test for continuity between
form harness (WP 0209). Ensure
pin 22 on platform harness con-
all harness connectors are recon-
nector MA-C14 (WP 0018, Figure
nected. Verify correct operation of
33) and all other pins in platform
machine (TM 5-2410-241-10).
harness connector MA-C14 (WP
2. If continuity is NOT found, proceed
0018, Figure 33).
to step 15.
0020-102