Front Wipers Not Working In High Speed Mode

Tests 1 - 3:

Tests 4 - 6:

SYMPTOM
FRONT WIPERS NOT WORKING IN HIGH SPEED MODE

POSSIBLE CAUSES
- Open HI/LO wiper relay control circuit
- Defective HI/LO wiper relay-wiper switch
- Open wiper HI/LO relay HI speed output circuit
- Defective Multi-function switch/ground circuit
- Defective Power Distribution Center - HI/LO wiper relay
- Defective wiper motor/HI speed output circuit
- Open ground circuit/Multi-function switch