TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
368-2 Autoshift Switch Data
22. Using a digital multimeter (WP
1.
If continuity is NOT found, proceed
Erratic, Intermittent, or
0296), test for continuity between
to step 23.
Incorrect - Continued
pin 42 on powertrain ECM connec- 2.
If continuity is found, replace
tor X-C2 (WP 0018, Figure 4) and
steering control harness (WP
all other pins in powertrain ECM
0178). Ensure all harness connec-
connector X-C2 (WP 0018,
tors are reconnected. Verify cor-
Figure 4).
rect operation of machine (TM 5-
2410-241-10).
23. Using a digital multimeter (WP
1.
If continuity is found, replace pow-
0296), test for continuity between
ertrain ECM (WP 0175). Ensure all
pin 32 on powertrain ECM connec-
harness connectors are recon-
tor X-C2 (WP 0018, Figure 4) and
nected. Verify correct operation of
pin 4 on steering control harness
machine (TM 5-2410-241-10).
connector X-C1 (WP 0018,
2.
If continuity is NOT found, replace
Figure 34).
steering control harness (WP
0178). Ensure all harness connec-
tors are reconnected. Verify cor-
rect operation of machine (TM 5-
2410-241-10).
444-3 Starter Motor Relay
1.
If active 444-3 code is present,
1. Connect MSD and select Power-
Voltage Above Normal
proceed to step 2.
train D7 ECM and Check for Diag-
nostic Codes or event codes (WP 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 7.
Figure 3).
6. Using a digital multimeter (WP
1.
If continuity is NOT found, replace
0296), test for continuity between
powertrain ECM (WP 0175).
pin 7 on powertrain ECM connec-
Ensure all harness connectors are
tor X-C3 (WP 0018, Figure 3) and
reconnected. Verify correct opera-
all other pins (except pin 8) in pow-
tion of machine (TM 5-2410-241-
ertrain ECM connector X-C3 (WP
10).
0018, Figure 3).
2.
If continuity is found, proceed to
step 7.
