F 250 2WD Super Duty V10-6.8L (2009)
Yes
REPAIR circuit GD179 (BK/VT) for an open. TEST the system for normal operation.
No
REPAIR circuit CBB64 (VT/GN) for an open. TEST the system for normal operation.
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P7 CHECK FOR VOLTAGE TO THE INOPERATIVE PARKING LAMP
NOTE: Make sure the bulb is good before continuing diagnostics.
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Place the headlamp switch in the OFF position.
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Disconnect: Inoperative Lamp.
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Place the headlamp switch in the PARKING LAMPS ON position.
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Measure the voltage between the inoperative lamp, harness side and ground as follows:
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Is the voltage greater than 10 volts?
Yes
For the license plate lamps, REPAIR circuit GD176 (BK/WH) for an open. TEST the system for normal operation.
For all others, GO to P8.
No
REPAIR the circuit in question. TEST the system for normal operation.
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