HI BEAM IND LIGHT (BLACKOUT) CIRCUIT. (Cont)

TM 9-2350-238-20-1

2-12. ELECTRICAL CIRCUIT TROUBLESHOOTING (CONT).

Make sure MASTER switch is OFF before repairing electrical

circuits. Failure to observe this warning could result in injury to

personnel.

Remove lamp from HI BEAM IND light. Refer to page 2-571. Set MASTER

Step 1.

switch ON. Place blackout-infrared selection switch in infrared position and

infrared receiver switch in ON position. Press dimmer switch on floor.

Place instrument switch in ON position. Place red probe in socket. Ground

black probe. If multimeter indicates about 24 volts, replace lamp. If

multimeter indicates no voltage, set MASTER switch OFF, install lamp and

go to step 2.

Disconnect instrument (gage) panel wiring harness. Place red probe on

Step 2.

receptacle pin N (lead 519). Ground black probe. Set MASTER switch ON.

Turn vehicular light switch to SER DRIVE. Press headlamp dimmer switch

for high beam operation. If multimeter indicates about 24 volts, connect

wiring harness and go to step 4. If multimeter indicates no voltage, go to

step 3.

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