TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
70-4 Parking Brake Switch
14. Using a digital multimeter (WP
1.
If continuity is found, proceed to
Voltage Below Normal -
0296), test for continuity between
step 15.
Continued
pin 35 on powertrain ECM connec- 2.
If continuity is NOT found, replace
tor X-C2 (WP 0018, Figure 4) and
steering control harness (WP
pin 3 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 found, proceed to
0296), test for continuity between
step 16.
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).
16. Using a digital multimeter (WP
1.
If continuity is NOT found, proceed
0296), test for continuity between
to step 17.
pin 35 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).
17. 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).
168-3 Electrical System Volt-
1. Connect MSD (WP 0016), select
1. If active 168-3 code is present,
age Above Normal
Powertrain D7 ECM, and check for
proceed to step 2.
Diagnostic Codes or Event Codes
2. If active 168-3 code is NOT pres-
ent, proceed to step 3.
2. Inspect batteries for proper instal-
1. If problem is found, verify correct
lation (WP 0155).
operation of machine (TM 5-2410-
241-10).
2. If problem is NOT found, proceed
to step 3.
3. Start engine (TM 5-2410-241-10).
