4WD Switch Sense Circuit

Test 1-3:

Test 4-7:

Symptom:
4WD SWITCH SENSE CIRCUIT

POSSIBLE CAUSES
4WD SWITCH SENSE CIRCUIT INOPERATIVE
4WD SWITCH SENSE CIRCUIT OPEN
4WD SWITCH GROUND CIRCUIT OPEN
4WD SWITCH SENSE CIRCUIT SHORTED TO GROUND
4WD SWITCH OPEN
4WD SWITCH SHORTED TO GROUND
CAB DEFECTIVE - 4WD SWITCH SENSE CIRCUIT