TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
444-5 Starter Motor Relay
23. Using a digital multimeter (WP
1. If continuity is NOT found, replace
Voltage Below Normal -
0296), test for continuity between
starter relay (WP 0176). Ensure all
Continued
pin 5 on fuse panel wiring harness
harness connectors are recon-
connector A-C1 (WP 0018, Figure
nected. Verify correct operation of
22) and all other pins in fuse panel
machine (TM 5-2410-241-10).
wiring harness connector A-C1
2. If continuity is found, replace fuse
(WP 0018, Figure 22).
panel harness (WP 0176). Ensure
all harness connectors are recon-
nected. Verify correct operation of
machine (TM 5-2410-241-10).
444-6 Starter Motor Relay
1. Connect MSD (WP 0016), select
1. If active 444-6 code is present,
Current Above Normal
Powertrain D7 ECM, and check for
proceed to step 2.
Diagnostic Codes or Event Codes
2. If no active codes are present, the
problem does NOT exist at this
time. Resume normal operation.
2. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-2410-241-10).
3. Remove left platform access panel
(WP 0207).
4. Disconnect powertrain ECM con-
nector X-C3 (WP 0018, Figure 3)
from powertrain ECM.
5. Using a digital multimeter (WP
1. If resistance is 24 to 30 ohms, pro-
0296), measure resistance
ceed to step 6.
between pin 7 and 8 on powertrain
2. If resistance is NOT 24 to 30
ECM connector X-C3 (WP 0018,
ohms, proceed to step 8.
Figure 3).
6. Using a digital multimeter (WP
1.
If continuity is NOT found, proceed
0296), test for continuity between
to step 7.
pin 7 on powertrain ECM connec- 2.
If continuity is found, proceed to
tor X-C3 (WP 0018, Figure 3) and
step 8.
all other pins (except pin 8) in pow-
ertrain ECM connector X-C3 (WP
0018, Figure 3).
7. Using a digital multimeter (WP
1. If continuity is NOT found, replace
0296), test for continuity between
powertrain ECM (WP 0180).
pin 7 on powertrain ECM connec-
Ensure all harness connectors are
tor X-C3 (WP 0018, Figure 3) and
reconnected. Verify correct opera-
machine ground.
tion of machine (TM 5-2410-241-
10).
2. If continuity is found, proceed to
step 8.