Expedition 2WD V8-5.4L (2009)
GO to U23.
No
GO to U24.
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U23 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE PAM DISABLED
-
Disconnect: SJB Fuse 35 (10A).
-
Enter the following diagnostic mode on the scan tool: Network Test.
-
Repeat the network test.
-
Do all other modules pass the network test?
Yes
INSTALL the removed fuse. Go To Pinpoint Test S. See: Pinpoint Test S: The Parking Aid Module (PAM) Does Not Respond To The Scan Tool
No
INSTALL the removed fuse. GO to U24.
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U24 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE APIM DISABLED
-
Disconnect: APIM C3342.
-
Enter the following diagnostic mode on the scan tool: Network Test.
-
Repeat the network test.
-
Do all other modules pass the network test?
Yes
CONNECT the APIM. Go To Pinpoint Test T. See: Pinpoint Test T: The Accessory Protocol Interface Module (APIM) Does Not Respond To The
Scan Tool
No
CONNECT the APIM. GO to U25.
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U25 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE IC DISABLED
-
Disconnect: SJB Fuse 26 (10A) and 29 (5A).
-
Enter the following diagnostic mode on the scan tool: Network Test.
-
Repeat the network test.
-
Do all other modules pass the network test?
Yes
INSTALL the removed fuses. Go To Pinpoint Test C. See: Pinpoint Test C: The Instrument Cluster (IC) Does Not Respond To The Scan Tool
No
INSTALL the removed fuses. An intermittent fault is not present. Go To Pinpoint Test V. See: Pinpoint Test V: No Medium Speed Controller Area
Network (MS-CAN) Communication, All Modules Are Not Responding
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V1-V24
Communications Network
Pinpoint Tests
Pinpoint Test V: No Medium Speed Controller Area Network (MS-CAN) Communication, All Modules Are Not Responding
