Expedition 2WD V8-5.4L (2009)
-
Is the resistance less than 5 ohms?
Yes
GO to V29.
No
CONNECT all modules. CONNECT the negative battery cable. GO to V69.
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V29 VERIFY VEHICLE EQUIPMENT - PAM
-
Inspect the vehicle for a Parking Aid Module (PAM).
-
Is the vehicle equipped with a PAM?
Yes
GO to V30.
No
GO to V31.
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V30 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TOGETHER WITH THE PAM DISCONNECTED
-
Disconnect: PAM C4226 (Expedition) or C4014a (Navigator).
-
Measure the resistance between the DLC C251-3, circuit VDB06 (GY/OG), harness side and the DLC C251-11, circuit VDB07 (VT/OG), harness
side.
-
Is the resistance less than 5 ohms?
Yes
GO to V31.
No
CONNECT all modules. CONNECT the negative battery cable. GO to V70.
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V31 VERIFY VEHICLE EQUIPMENT - LTM
-
Inspect the vehicle for a Liftgate/Trunk Module (LTM).
-
Is the vehicle equipped with an LTM?
Yes
GO to V32.
No
REPAIR the circuits. CONNECT all modules. CONNECT the negative battery cable. CLEAR the DTCs. REPEAT the network test with the scan tool.
