Fusion FWD V6-3.0L (2009)
Yes
GO to R32.
No
GO to R33.
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R32 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TO GROUND WITH THE AUDIO DSP MODULE
DISCONNECTED
-
Disconnect: Audio DSP Module C4326c.
-
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.
-
Are the resistances greater than 1,000 ohms?
Yes
CONNECT the negative battery cable. GO to R50.
No
GO to R33.
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R33 VERIFY VEHICLE EQUIPMENT - HVAC MODULE
-
Inspect the vehicle for an HVAC module.
-
Is the vehicle equipped with an HVAC module?
Yes
GO to R34.
No
GO to R35.
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R34 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TO GROUND WITH THE HVAC MODULE
DISCONNECTED
-
Disconnect: HVAC Module C228a (Single-Zone) or C2356a (Dual-Zone).
-
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.
-
Are the resistances greater than 1,000 ohms?
Yes
CONNECT the negative battery cable. GO to R51.