Navigator 4WD V8-5.4L (2010)
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W25 VERIFY VEHICLE EQUIPMENT - SDARS MODULE
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Inspect the vehicle for a Satellite Digital Audio Receiver System (SDARS) module.
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Is the vehicle equipped with a SDARS module?
Yes
GO to W26.
No
GO to W27.
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W26 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TOGETHER WITH THE SDARS MODULE
DISCONNECTED
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Disconnect: SDARS Module C3290.
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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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Is the resistance less than 5 ohms?
Yes
GO to W27.
No
CONNECT all modules. CONNECT the negative battery cable. GO to W72.
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W27 VERIFY VEHICLE EQUIPMENT - PRB MODULE
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Inspect the vehicle for a Power Running Board (PRB) module.
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Is the vehicle equipped with a PRB module?
Yes
GO to W28.
No
GO to W29.
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W28 CHECK THE MS-CAN (+) AND MS-CAN (-) CIRCUITS FOR A SHORT TOGETHER WITH THE PRB MODULE DISCONNECTED
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Disconnect: PRB Module C3313b.
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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
