SOME 2016 EXPLORER VEHICLES EQUIPPED WITH FRONT PARKING AID AND BUILT ON OR BEFORE 5/10/2016 MAY EXHIBIT AN INTERMITTENT FRONT PARKING AID FAULT IN THE MESSAGE CENTER THAT MAY OR MAY NOT INCLUDE DTCS IN THE PARKING AID MODULE (PAM). THIS MAY BE DUE TO WATER INTRUSION INTO THE FRONT BUMPER WIRE HARNESS. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.