TM 5-3805-254-20-1
ORGANIZATIONAL TROUBLESHOOTING - CONTINUED
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
40. ONE FRONT EMERGENCY FLASHER DOES NOT WORK - CONTINUED.
WARNING
Although KEY SWITCH must be on and battery ground cable connected to test electrical circuit
voltage, turn off KEY SWITCH and disconnect battery ground cable before doing resistance tests
or replacing parts. This will keep you from getting shocked and prevent damage to parts and
equipment.
NOTE
Scrape painted surfaces to bare metal before connecting test leads to ensure correct multimeter
readings.
Steps 12 thru 16 are for right front emergency flasher.
Step 12. Pull wire connector (1) off of front turn signal assembly (2). Using multimeter,
set to 20 vdc scale. Connect red test lead to wire terminal (3) on wire connector
(1) and black test lead to ground. Have assistant pull emergency flasher switch
handle (4) out to on position. Check for 11 to 13 vdc on multimeter. Have
assistant push turn signal switch handle (5) towards left turn position to release
emergency flasher switch handle (4). Have assistant push turn signal switch
handle (5) to off position. Disconnect test leads.
Step 13. Unscrew and take off two wing nuts (6) and junction box cover (7). Using multi-
meter, set to 20 vdc scale. Connect red test lead to terminal (8) on junction box
(9) and black test lead to ground. Have assistant pull emergency flasher switch
handle (4) out to on position. Check for 11 to 13 vdc on multimeter. Have assis-
tant push turn signal switch handle (5) towards left turn position to release
emergency flasher switch handle (5) to off position. Disconnect test leads.
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