TM 5-3805-296-23-1
0054
Table 1. 0144 Backup Alarm Diagnostic Code Continued.
054
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 2. Test for Shorted Fuse
0144-06 Backup Alarm Relay
Panel Wiring Harness.
Current Above Normal
1. Turn ignition switch and battery
Continued
disconnect switch to OFF position
(TM 5-3805-296-10).
2. Install flood enable relay on flood
enable relay connector on fuse
panel (Figure 1). Do not install
backup alarm relay at this time.
3. Disconnect connector CG-C1
(WP 0012, Figure 283)
from connector W-C8
(WP 0012, Figure 282).
4. Using digital multimeter
Continuity Replace fuse panel wiring
(WP 0540), test for continuity
harness (WP 0515).
between connector CG-C1
Proceed to Test Step 4.
terminal 20 (WP 0012, Figure 283)
No Continuity Proceed to step 6.
and all other terminals
in connector CG-C1
(WP 0012, Figure 283).
5. Using digital multimeter
Continuity Replace fuse panel wiring
(WP 0540), test for continuity
harness (WP 0515).
between connector CG-C1
Proceed to Test Step 4.
terminal 20 (WP 0012, Figure 283)
No Continuity Proceed to Test
and ground.
Step 3.
Test Step 3. Test for Shorted Main
Cab Wiring Harness.
1. Disconnect connector W-C13
(WP 0012, Figure 89) from
transmission/chassis ECM.
2. Disconnect connector W-C12
(WP 0012, Figure 88) from
transmission/chassis ECM.
3. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C8
Proceed to Test Step 4.
terminal 20 (WP 0012, Figure 282)
No Continuity Proceed to step 4.
and all other terminals
in connector W-C8
(WP 0012, Figure 282).
0054-11