F 150 4WD V8-4.6L VIN 8 (2010)
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Bulb holder
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High mounted stoplamp
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SJB
PINPOINT TEST J: ONE OR MORE STOPLAMPS ARE INOPERATIVE
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the
connector.
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J1 DETERMINE THE INOPERATIVE STOPLAMP
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Ignition OFF.
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Apply the brake pedal and observe the stoplamps.
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Are all the stoplamps inoperative?
Yes
GO to Pinpoint Test I. See: Pinpoint Test I: All The Stoplamps Are Inoperative
No
For the high mounted stoplamp, GO to J2.
If only one side (the LH or RH rear stoplamp) is inoperative, GO to J6.
If both sides (LH and RH rear stoplamps) are inoperative, VERIFY the SJB fuse 6 (20A) is OK. If OK, GO to J4. If not OK, REFER to the Wiring
Diagrams to identify the possible causes of the circuit short. See: Diagrams/Electrical Diagrams/Diagrams By Number After the repair:
If no DTCs are present, TEST the system for normal operation.
If DTC B106E is present, CLEAR the DTCs and REPEAT the self-test (required to enable the stoplamp output driver if DTC B106E is present).
TEST the system for normal operation.
If DTC B106F is present, INSTALL a new SJB. REFER to Body Control Systems. TEST the system for normal operation.
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J2 CHECK FOR VOLTAGE TO THE HIGH MOUNTED STOPLAMP
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Disconnect: High Mounted Stoplamp C904.
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While applying the brake pedal, measure the voltage between the high mounted stoplamp C904-3, circuit CCB08 (VT/WH), harness side and
ground.