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
6. Check front wiper motor low circuit for 1. If continuity is present, replace front
22. Wipers/Washers Do Not
continuity.
wiper switch (WP 0049 00).
Operate or Do Not Operate
(a) Disconnect wiring harness from
2. If continuity is not present, there is an
Correctly - Continued.
front wiper switch (WP 0049 00).
open circuit between wiper motor and
(b) Battery disconnect switch remains
wiper switch. Replace wiring harness
in ON position (TM 5-3805-290-
in question (WP 0169 00 thru WP 0175
10).
00).
(c) Turn engine start switch to OFF
position (TM 5-3805-290-10).
(d) Check continuity at front wiper
motor between wiring harness pin
4, circuit 501 (GN), and front
wiper switch wiring harness pin 5,
circuit 501 (GN).
7. Check front wiper motor park circuit.
1. If battery voltage is present, go to Test
(a) Disconnect wiring harness from
8.
front wiper motor (WP 0119 00).
2. If battery voltage is not present, there
(b) Turn battery disconnect switch
is an open circuit between wiper motor
and engine start switch to ON
and wiper switch. Replace wiring
position (TM 5-3805-290-10).
harness in question (WP 0169 00 thru
(c) Turn front wiper switch to OFF
WP 0175 00).
position (TM 5-3805-290-10).
(d) Measure voltage at front wiper
motor between wiring harness pin
6, circuit 118 (GY), and ground.
8. Check front wiper motor park circuit 1. If continuity is present, replace front
for continuity.
wiper switch (WP 0049 00). If problem
(a) Disconnect wiring harness from
still exists, replace front wiper motor
front wiper switch (WP 0049 00).
(WP 0119 00).
(b) Battery disconnect switch remains 2. If continuity is not present, there is an
in ON position (TM 5-3805-290-
open circuit between wiper motor and
10).
wiper switch. Replace wiring harness
(c) Turn engine start switch to OFF
in question (WP 0169 00 thru WP 0175
position (TM 5-3805-290-10).
00).
(d) Check continuity at front wiper
motor between wiring harness pin
3, circuit 500 (BR), and front
wiper switch wiring harness pin 6,
circuit 500 (BR).
0008 00-57
