Expedition 2WD V8-5.4L (2009)
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Connect the ABS module connector and make sure it seats correctly.
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Operate the system and verify the concern is still present.
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Is the concern still present?
Yes
INSTALL a new ABS module. CONNECT all modules. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CONNECT all modules. CLEAR
the DTCs. REPEAT the network test with the scan tool.
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X30 CHECK FOR CORRECT 4X4 CONTROL MODULE OPERATION
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Disconnect all 4X4 control module connectors.
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Check for:
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corrosion
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damaged pins
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pushed-out pins
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Connect all 4X4 control module connectors and make sure they seat correctly.
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Operate the system and verify the concern is still present.
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Is the concern still present?
Yes
INSTALL a new 4X4 control module. CONNECT all modules. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CONNECT all modules. CLEAR
the DTCs. REPEAT the network test with the scan tool.
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X31 CHECK FOR CORRECT RCM OPERATION
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Disconnect all the RCM connectors.
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Check for:
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corrosion
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damaged pins
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pushed-out pins
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Connect all the RCM connectors and make sure they seat correctly.
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Operate the system and verify the concern is still present.
-
Is the concern still present?
Yes
INSTALL a new RCM. CONNECT all modules. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CONNECT all modules. CLEAR
the DTCs. REPEAT the network test with the scan tool.
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X32 CHECK FOR CORRECT APIM OPERATION
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Disconnect the APIM connector.
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Check for:
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corrosion
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damaged pins
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pushed-out pins
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Connect the APIM connector and make sure it seats correctly.
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Verify the concern is still present.
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Is the concern still present?
