F 150 4WD V8-4.6L VIN 8 (2010)
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CONNECT all modules.
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Y40 CHECK FOR CORRECT TELEMATICS MODULE OPERATION
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Disconnect the telematics module connector.
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Check for:
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corrosion
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damaged pins
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pushed-out pins
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Connect the telematics module connector and make sure it seats correctly.
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Operate the system and verify the concern is still present.
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Is the concern still present?
Yes
INSTALL a new telematics module. REFER to Accessories and Optional Equipment. CLEAR the DTCs. REPEAT the network test with the scan tool.
No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.
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Pinpoint Test Z: No Power To The Scan Tool
Communications Network
Pinpoint Tests
Pinpoint Test Z: No Power To The Scan Tool
Refer to Wiring Diagram Set 14, Module Communications Network for schematic and connector information. See: Diagrams/Electrical
Diagrams/Diagrams By Number
Normal Operation
The scan tool is connected to the Data Link Connector (DLC) to communicate with the High Speed Controller Area Network (HS-CAN) and the
Medium Speed Controller Area Network (MS-CAN) communications network. Voltage for the scan tool is provided by circuit SBP20 (GN/RD). Ground
is provided by circuit GD133 (BK).
A loss of ground or poor ground at the DLC may result in HS-CAN or MS-CAN faults while the scan tool is connected.
This pinpoint test is intended to diagnose the following:
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Fuse
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Wiring, terminals or connectors
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Scan tool
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DLC
PINPOINT TEST Z: NO POWER TO THE SCAN TOOL
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/Module Configuration/Inspection and Verification
NOTE: Failure to disconnect the battery when instructed will result in false resistance readings. Refer to Battery.
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Z1 CHECK THE DLC PINS FOR DAMAGE
