Explorer AWD V8-4.6L (2010)
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the
connector.
NOTE: Failure to disconnect the battery when instructed will result in false resistance readings. Refer to Battery.
-------------------------------------------------
O1 VERIFY PARKING AID SYSTEM TYPE
-
NOTE: The Explorer uses a radar parking aid system while the Mountaineer and Explorer Sport Trac use an ultrasonic system.
-
Verify the parking aid system.
-
Is the vehicle equipped with a RADAR parking aid system?
Yes
GO to O2.
No
GO to O5 .
-------------------------------------------------
O2 CHECK THE PAM VOLTAGE SUPPLY CIRCUIT FOR AN OPEN (RADAR)
-
Ignition OFF.
-
Disconnect: PAM C4226.
-
Ignition ON.
-
Measure the voltage between the PAM C4226-18, circuit CBP18 (GY/OG), harness side and ground.
-
Is the voltage greater than 10 volts?
Yes
GO to O3.
No
VERIFY the Smart Junction Box (SJB) fuse 18 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the Wiring Diagrams to identify the
possible causes of the circuit short. CLEAR the DTCs. REPEAT the network test with the scan tool. See: Diagrams/Electrical Diagrams/Diagrams By
Number
-------------------------------------------------
O3 CHECK THE PAM GROUND CIRCUIT FOR AN OPEN (RADAR)
-
Ignition OFF.
-
Disconnect: Negative Battery Cable.
-
Measure the resistance between the PAM C4226-6, circuit GD145 (BK/BU), harness side and ground.
-
Is the resistance less than 5 ohms?