Explorer AWD V8-4.6L (2010)
R4 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TO VOLTAGE
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Ignition ON.
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Measure the voltage between the DLC C251-3, circuit VDB06 (GY/OG), harness side and ground; and between the DLC C251-11, circuit VDB07
(VT/OG), harness side and ground.
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Are the voltages greater than 6 volts?
Yes
REPAIR the circuit in question. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
GO to R5.
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R5 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE HVAC MODULE DISABLED
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Disconnect: SJB Fuses 20 (10A) and 28 (10A).
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Enter the following diagnostic mode on the scan tool: Network Test.
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Repeat the network test.
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Do all other modules pass the network test?
Yes
INSTALL the removed fuses. GO to Pinpoint Test I. See: Pinpoint Test I: The HVAC Module Does Not Respond To The Scan Tool
No
INSTALL the removed fuses. GO to R6.
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R6 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE ACM AND GPSM DISABLED
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Disconnect: SJB Fuses 3 (20A) and 12 (5A).
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Enter the following diagnostic mode on the scan tool: Network Test.
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Repeat the network test.
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Do all other modules pass the network test?
Yes
INSTALL the removed fuses. GO to R7.
No
INSTALL the removed fuses. GO to R8.
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R7 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE ACM DISCONNECTED
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Disconnect: ACM C290b.
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Enter the following diagnostic mode on the scan tool: Network Test.
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Repeat the network test.
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Do all other modules pass the network test?
Yes
CONNECT the ACM. GO to Pinpoint Test J. See: Pinpoint Test J: The Audio Control Module (ACM) Does Not Respond To The Scan Tool