Wiper Park Switch Shorted to Ground

Tests 1 - 2:

Test 3:

SYMPTOM
WIPER PARK SWITCH SHORTED TO GROUND

WHEN MONITORED
With the wipers ON (any speed).

SET CONDITION
BCM fails to detect a park signal from the wiper motor.

POSSIBLE CAUSES
- Intermittent condition
- Short to ground
- Wiper switch
- Body control module