Fusion FWD V6-3.0L (2009)
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Is the resistance less than 5 ohms?
Yes
REPAIR the circuit. CONNECT all modules. CONNECT the negative battery cable. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
CONNECT the negative battery cable. GO to R57.
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R28 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TO GROUND WITH THE SJB DISCONNECTED
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Disconnect: SJB C2280d.
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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.
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Are the resistances greater than 1,000 ohms?
Yes
CONNECT the negative battery cable. GO to R47.
No
GO to R29.
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R29 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TO GROUND WITH THE IC DISCONNECTED
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Disconnect: IC C220.
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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.
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Are the resistances greater than 1,000 ohms?
Yes
CONNECT the negative battery cable. GO to R48.
No
GO to R30.
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R30 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TO GROUND WITH THE ACM DISCONNECTED
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Disconnect: ACM C290c (Base Audio/Audiophile) or C240c (THX(R) Audio/Navigation).
