F 250 2WD Super Duty V10-6.8L (2009)
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Wiring, terminals or connectors
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ABS module
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Instrument Cluster (IC)
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Accessory Protocol Interface Module (APIM)
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PCM
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Restraints Control Module (RCM)
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Auxiliary Heater Control Module (AHCM) (diesel engine only, if equipped)
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Trailer Brake Control (TBC) module (if equipped)
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Transmission Control Module (TCM) (diesel engine only, if equipped)
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Electronic Variable Response Turbocharger (EVRT) actuator (diesel engine only)
PINPOINT TEST T: NO HS-CAN COMMUNICATION, ALL MODULES ARE NOT RESPONDING
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the
connector.
NOTE: Most faults are due to connector and/or wiring concerns. Carry out a thorough inspection and verification before proceeding with the pinpoint
test. See: Initial Inspection and Diagnostic Overview/Communications Network/Inspection and Verification
NOTE: Failure to disconnect the battery when instructed will result in false resistance readings.
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T1 CHECK THE DLC PINS FOR DAMAGE
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Ignition OFF.
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Disconnect the scan tool cable from the Data Link Connector (DLC).
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Inspect DLC pins 6 and 14 for damage.
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Are DLC pins 6 and 14 OK?
Yes
GO to T2.
No
REPAIR the DLC as necessary. CLEAR the DTCs. REPEAT the network test with the scan tool.
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T2 CHECK THE HS-CAN TERMINATION RESISTANCE
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Ignition OFF.
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Disconnect: Negative Battery Cable.
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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 between 54 and 66 ohms?
Yes
GO to T3.
No
