TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
23. BACKUP ALARM DOES NOT OPERATE (MODEL B ONLY) (continued).
VOLTAGE TEST
(1) Remove transmission backup switch
connector from backup switch.
(1) Set multimeter to voltage position.
(2) Place negative (-) probe of multimeter
on position "1".
(3) Place positive (+) probe of multimeter
on position "2", circuit 1665A, of
backup alarm, Check multimeter for
voltage reading, note reading.
(4) Shift transmission into "PARK"
position.
(5) Place light switch in "OFF" position.
(6) Turn engine start switch to "OFF"
position.
BACKUP
BACKUPALARM
ALARM
SWITCH
CONNECTOR
POSITION
POSITION
2
1
4-44-4.53
1 439
Change 1
