TM 5-3805-290-23-1
TROUBLESHOOTING WITHOUT A DIAGNOSTIC CODE - CONTINUED
0008 00
Table 2. Electrical System Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
14. Check power circuit to kickout switch. 1. If continuity is present, go to Test 15.
17. One or More Kickouts Are
(a) Disconnect wiring harness from
2. If continuity is not present, there is an
Inoperative - Continued.
implement lockout switch (WP
open circuit between kickout switch
0049 00).
and implement lockout switch. Replace
(b) Wiring harness remains
wiring harness in question (WP 0169
disconnected from kickout switch.
00 thru WP 0175 00).
(c) Check continuity between
implement lockout switch wiring
harness pin 1, circuit G728 (YL),
and kickout switch wiring harness
pin 2, circuit G728 (YL).
15. Check implement lockout switch.
1. If continuity is present, there is an open
(a) Wiring harness remains
circuit between implement lockout
disconnected from implement
switch and kickout fuse. Replace
lockout switch.
wiring harness in question (WP 0169
(b) Implement lockout switch remains
00 thru WP 0175 00).
in OFF position (TM 5-3805-290- 2. If continuity is not present, replace
10).
implement lockout switch (WP 0049
(c) Check continuity of implement
00).
lockout switch between pin 1 and
pin 2.
1. Check for cooling or fuel system leaks. Repair any leaks. If problem still exists, go
18. Arctic Heater is
to Test 2.
Inoperative.
2. Check two arctic heater fuses (TM 5-
1. If fuses are open, replace them.
3805-290-10).
2. If fuse is OK, go to Test 3.
3. Determine condition.
1. If arctic heater motor runs but arctic
heater fuel pump does not, go to Test 9.
2. If arctic heater motor does not run, go
to Test 4.
4. Check for power to arctic heater.
1. If battery voltage is present at both
(a) Disconnect wiring harness from
pins, go to Test 8.
arctic heater (WP 0141 00).
2. If battery voltage is present at C2 only,
(b) Turn battery disconnect switch,
go to Test 5.
arctic heater switch, and engine
3. If battery voltage is present on pin A1
start switch to ON position (TM 5-
only, there is an open circuit between
3805-290-10).
arctic heater fuse and arctic heater.
(c) Measure voltage between arctic
Replace wiring harness in question
heater wiring harness pin A1,
(WP 0141 00 or WP 0169 00 thru WP
circuit E524 (PK), and ground;
0175 00).
and between arctic heater wiring
harness pin C2, circuit 117 (RD),
and ground.
