TM 5-2410-241-23-1
0021
Table 2. Chassis Troubleshooting Procedures - Continued.
0021
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
248-2 Display Data Link Data
3. Disconnect engine ECM connec-
Erratic, Intermittent, or
tor V-C4 (WP 0018, Figure 1)
Incorrect - Continued
from ECM.
4. Disconnect platform harness
(platform to engine) connector
MA-C22 (WP 0018, Figure 11)
from engine harness (engine to
platform) connector V-C1
(WP 0018, Figure 12)
5. Using digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 6.
pin 40 on engine harness (engine
2. If continuity is NOT found, replace
to platform) connector V-C1 (WP
engine main harness (WP 0055).
0018, Figure 12) and pin 8 on
Ensure all harness connectors
engine ECM connector V-C4 (WP
are reconnected. Verify correct
0018, Figure 1).
operation of machine (TM 5-2410-
241-10).
6. Using digital multimeter (WP
1. If continuity is found, proceed to
0296), test for continuity between
step 7.
pin 39 on engine harness (engine
2. If continuity is NOT found, replace
to platform) connector V-C1 (WP
engine main harness (WP 0055).
0018, Figure 12) and pin 9 on
Ensure all harness connectors
engine ECM connector V-C4 (WP
are reconnected. Verify correct
0018, Figure 1).
operation of machine (TM 5-2410-
241-10).
7. Using digital multimeter (WP
1.
If continuity is found, replace
0296), test for continuity between
engine main harness (WP 0055).
pin 8 on engine ECM connector
Ensure all harness connectors
V-C4 (WP 0018, Figure 1) to all
are reconnected. Verify correct
other pins in engine ECM connec-
operation of machine (TM 5-2410-
tor V-C4 (WP 0018, Figure 1).
241-10).
2.
If continuity is NOT found, pro-
ceed to step 8.
8. Using digital multimeter (WP
1.
If continuity is found, replace
0296), test for continuity between
engine main harness (WP 0055).
pin 9 on engine ECM connector
Ensure all harness connectors
V-C4 (WP 0018, Figure 1) and all
are reconnected. Verify correct
other pins in engine ECM connec-
operation of machine (TM 5-2410-
tor V-C4 (WP 0018, Figure 1).
241-10).
2.
If continuity is NOT found, pro-
ceed 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 0212).
0021-8