TM 5-3805-254-20-1ORGANIZATIONAL TROUBLESHOOTING - CONTINUEDMALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION24. ONE HEADLIGHT DOES NOT WORK.WARNINGAlthough KEY SWITCH must be on and battery ground cable connected to test electrical circuitvoltage, turn off KEY SWITCH and disconnect battery ground cable before doing resistance testsor replacing parts. This will keep you from getting shocked and prevent damage to parts andequipment.NOTEScrape painted surfaces to bare metal before connecting test leads to ensure correct multimeterreadings.Steps 1 thru 7 are for low-beam headlights.Steps 8 thru 13 are for hi-beam headlights.Steps given are typical for left and right side headlights.Step 1. Pull apart wire connectors (1 and 2). Set multimeter to 20 vdc scale. Connect red test lead to wireterminal (3) on wire connector (1) and black test lead to ground. Have assistant push LIGHTS switchhandle (4) up to on position. Check for 11 to 13 vdc on multimeter. Have assistant push LIGHTS switchhandle (4) down to off position. Disconnect test leads.a. If multimeter does not read 11 to 13 vdc, go to step 2.b. If multimeter reads 11 to 13 vdc, go to step 4.Step 2 . Unscrew and take off two wingnuts (5) and junction box cover (6). Set multimeter to 20 vdc scale.Connect red test lead to terminal (7) on junction box (8) and black test lead to ground. Have assistantpush LIGHTS switch handle (3) up to on position. Check for 11 to 13 vdc on multimeter. Have assistantpush LIGHTS switch handle (3) down to off position. Disconnect test leads.2-194
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
