TM 5-3805-261-23-1
ELECTRICAL SYSTEM TROUBLESHOOTING PROCEDURES - CONTINUED
0008 00
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5.
Check wiring harness.
Repair horn wiring harness if cracked,
22. Backup Alarm Fails to
broken, or corroded (WP 0021 00).
Operate with Transmission in
Replace wiring harness as necessary (WP
Reverse - Continued.
0285 00). If the problem still exists, go to
Test 6.
6.
Check backup alarm.
Replace backup alarm if damaged or
defective (WP 0119 00).
1.
Check console lamp bulb.
Replace console lamp bulb if burned out
23. Console Light Does Not
Operate.
go to Test 2.
2.
Check main circuit breaker (60A).
Reset circuit breaker. If the problem still
exists, go to Test 3.
3.
Test continuity of console light
If multimeter indicates no reading, circuit
switch. Connect one multimeter lead
does not have continuity. Replace light
to back of switch and one to ground.
switch (WP 0078 00).
1.
Test continuity of floodlight switch.
If multimeter indicates no reading, circuit
24. Floodlight Switch Does Not
Connect one multimeter lead to
Operate.
does not have continuity. Replace
switch and one to ground.
floodlight switch (WP 0076 00). If the
problem still exists, go to Test 2.
2.
Test continuity of wire assemblies.
If multimeter indicates no reading, circuit
Connect multimeter to each end of
does not have continuity. Replace wire
wire leads.
leads (WP 0136 00 or WP 0137 00).
1.
Test continuity of ether control
If multimeter indicates no reading, circuit
25. Ether Control Switch Does
switch. Connect one lead of
Not Operate.
does not have continuity. Replace ether
multimeter to switch and one lead to
control switch (WP 0077 00). If the
ground.
problem still exists, go to Test 2.
2.
Test continuity of wire assemblies.
If multimeter indicates no reading, circuit
Connect multimeter to each end of
does not have continuity. Repair or
wire assembly.
replace wire assembly (WP 0021 00).
1.
Test continuity of disconnect switch.
If multimeter indicates no reading, circuit
26. Battery Disconnect Switch
Connect one lead of multimeter to
Does Not Operate.
does not have continuity. Replace battery
switch and one lead to ground.
disconnect switch (WP 0081 00). If the
problem still exists, go to Test 2.
2.
Test continuity of wire assemblies.
If multimeter indicates no reading, circuit
Connect multimeter to each end of
does not have continuity. Repair or
wire assembly.
replace wire assembly (WP 0021 00).
1.
Test continuity of start switch.
If multimeter indicates no reading, circuit
27. Start Switch Does Not
Connect one lead of multimeter to
Operate.
does not have continuity, replace start
switch and one lead to ground.
switch (WP 0079 00). If the problem still
exists, go to Test 2.
2.
Test continuity of wire assemblies.
If multimeter indicates no reading, circuit
Connect multimeter to each end of
does not have continuity, repair or replace
wire assembly.
wire assembly (WP 0021 00).
