ELECTRICAL--BLACKOUT MARKER

TM 9-2350-238-20-1

2-11. TROUBLESHOOTING INFORMATION (CONT).

Table 2-3. UNIT TROUBLESHOOTING (CONT)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

ELECTRICAL--BLACKOUT MARKER

44.

HEADLAMP AND TAILLIGHT BUCKOUT MARKERS ARE OFF WHEN MASTER SWITCH IS

ON AND VEHICULAR LIGHT SWITCH IS TURNED TO BO MARKER.

Troubleshoot blackout marker circuit. Refer to Electrical Circuit Symptom Index,

45. TAILLIGHT BLACKOUT MARKER IS OFF AND HEADLAMP BLACKOUT MARKER IS ON.

Troubleshoot taillight blackout marker circuit. Refer to Electrical Circuit Symptom Index,

46.

HEADLAMP BLACKOUT MARKER IS OFF AND TAILLIGHT BLACKOUT MARKER IS ON.

Troubleshoot headlamp blackout marker circuit. Refer to Electrical Circuit Symptom

47.

BOTH BLACKOUT DRIVE HEADLAMPS ARE OFF WHEN MASTER SWITCH IS ON,

VEHICULAR LIGHT SWITCH IS TURNED TO BO DRIVE, AND BO-IR SWITCH IS SET TO

BO.

Troubleshoot blackout drive headlamp circuit (vehicular light switch). Refer to Electrical

Circuit Symptom Index, page 2-92.

EITHER LEFT OR RIGHT BLACKOUT DRIVE HEADLAMP IS INOPERATIVE.

48.

Troubleshoot blackout drive headlamp circuit (headlamp assembly). Refer to Electrical

Circuit Symptom Index, page 2-92.

BLACKOUT STOPLIGHT IS OFF WHEN BRAKES ARE APPLIED.

49.

Step 1.

Check adjustment of brake warning sensitive switch. Refer to page 2-626.

Troubleshoot blackout stoplight circuit. Refer to Electrical Circuit Symptom

Step 2.

2-70