Table 1. Lighting System Troubleshooting Procedures

TM 9-2320-361-24-1

0013 00

LIGHTING AND WIPER SYSTEM TROUBLESHOOTING (Contd)

Table 1. Lighting System Troubleshooting Procedures (Contd).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

3. Turn main light switch to OFF

1. HEADLIGHT DOES

position.

NOT OPERATE ON

LOW OR HIGH

4. Disconnect leads 17 (high

BEAM, OR BOTH

beam), 18 (low beam), and 91

HEADLIGHTS

(ground) behind headlamp.

INOPERATIVE

5. Place main light switch lever

(Contd)

in SERVICE DRIVE position.

6. Check low beam and high

If voltage is present, go to step 7. If

beam voltage. Push dimmer

voltage is not present, go to

switch to LOW position. Check

test 2.

for battery voltage between

lead 18 and lead 91.

7. Push dimmer switch to HIGH

If voltage is present, go to step 8.

position. Check for battery

voltage between lead 17 and

lead 91.

8. Check continuity of low beam

If continuity is not present,

filament. Place multimeter

replace sealed beam headlamp

leads between headlamp

(WP 0120 00).

connectors 18 and 91 at rear of

lamp.

9. Check continuity of high beam

If continuity is not present,

filament. Place multimeter

replace sealed beam headlamp

leads between headlamp

(WP 0120 00).

connectors 17 and 91 at rear

of headlamp.

MAL 1

TEST 1

STEP 6

MAL 1

TEST 1

STEP 9

MAL 1

TEST 1

STEP 8

0013 00-2