TM 5-3895-385-23-1
0056
Table 1. SPN#630, FMI#31 ― Calibration Program Memory (RAM) Corruption -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Engine interface wiring harness
1. Remove engine interface wiring
fuse fault.
harness 30 amp fuse from the
ECM battery supply positive (+)
line fuse holder (WP 0448, Vol
3, Figure 20).
2. Inspect 30 amp fuse for
1. If fuse wire is broken, replace
damage.
engine interface wiring harness
fuse (WP 0448, Vol 3, Figure
20).
2. If fuse is not damaged, reinsert
fuse into fuse holder and
proceed to next test.
3. Remove engine interface wiring
harness 5 amp fuse from the
start switch ignition line fuse
holder (WP 0448, Vol 3, Figure
22).
4. Inspect 5 amp fuse for damage.
1. If fuse wire is broken, replace
engine interface wiring harness
fuse (WP 0448, Vol 3, Figure
22).
2. If fuse is not damaged, restore
equipment to original condition,
and proceed to next
malfunction.
5. ECM internal error.
1. Turn BATTERY DISCONNECT
switch to OFF position (TM 5-
3895-385-10), and wait for 5
seconds.
2. Turn BATTERY DISCONNECT
switch to ON position (TM 5-
3895-385-10).
3. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
Wait 30 seconds.
0056-4
