F 150 4WD V8-4.6L VIN 8 (2010)
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Is the voltage greater than 10 volts?
Yes
INSTALL a new bulb holder. TEST the system for normal operation.
No
For Styleside, GO to J11.
For Flareside, GO to J12.
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J11 CHECK THE SECOND BULB HOLDER FOR A SHORT TO GROUND (STYLESIDE)
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Disconnect: Second Inoperative Rear Lamp.
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Enter the following diagnostic mode on the scan tool: SJB Self-Test.
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Clear the DTCs and repeat the self-test (required to enable the turn lamp output driver if DTC B106E is present).
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While applying the brake pedal, measure the voltage between the second inoperative rear lamp, harness side and ground as follows:
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Is the voltage greater than 10 volts?
Yes
GO to J12.
No
