Taurus AWD V6-3.5L (2009)
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Disconnect: OCSM C3285.
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Measure the resistance between the DLC C251-6, circuit VDB04 (WH/BU), harness side and the DLC C251-14, circuit VDB05 (WH), harness
side.
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Is the resistance less than 5 ohms?
Yes
GO to S19.
No
CONNECT the battery ground cable. GO to S37.
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S19 VERIFY VEHICLE EQUIPMENT - ACCESSORY PROTOCOL INTERFACE MODULE (APIM)
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Inspect the vehicle for an APIM.
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Is the vehicle equipped with an APIM?
Yes
GO to S20.
No
REPAIR the circuit. CONNECT all modules. CONNECT the battery ground cable. CLEAR the DTCs. REPEAT the network test with the scan tool.
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S20 CHECK THE HS-CAN (+) AND HS-CAN (-) CIRCUITS FOR A SHORT TOGETHER WITH THE APIM DISCONNECTED
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Disconnect: APIM C3342.
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Measure the resistance between the DLC C251-6, circuit VDB04 (WH/BU), harness side and the DLC C251-14, circuit VDB05 (WH), harness
side.
-
Is the resistance less than 5 ohms?
Yes
REPAIR the circuit. CONNECT all modules. CONNECT the battery ground cable. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
CONNECT the battery ground cable. GO to S38.
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S21 CHECK THE HS-CAN (+) AND HS-CAN (-) CIRCUITS FOR A SHORT TO GROUND WITH THE PCM DISCONNECTED
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Disconnect: PCM C175b.
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Measure the resistance between the DLC C251-6, circuit VDB04 (WH/BU), harness side and ground; and between the DLC C251-14, circuit
VDB05 (WH), harness side and ground.
