Explorer 4WD V6-4.0L (2009)
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Is the resistance greater than 10,000 ohms?
Yes
GO to I15.
No
VERIFY the SJB fuse 22 (15A) is OK. If OK, REPAIR the circuit in question. RUN the on-demand self-test (required to clear certain DTCs).
CORRECT any unresolved DTCs. CLEAR all DTCs. TEST the system for normal operation. If not OK, REFER to the Wiring Diagrams to identify the
possible causes of the circuit short.
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I7 DETERMINE THE INOPERATIVE STOPLAMP
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Ignition OFF.
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Apply the brake pedal.
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Verify the high mounted stoplamp operation.
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Is the high mounted stoplamp illuminated?
Yes
If one rear stoplamp is inoperative, GO to I11.
For Mountaineer, if both rear stoplamps are inoperative, GO to I13.
For Explorer Sport Trac, if both rear stoplamps are inoperative, GO to I14.
For Explorer, if both rear stoplamps are inoperative, GO to I15.
No
GO to I8.
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I8 CHECK CIRCUIT CCB08 (VT/WH) FOR VOLTAGE
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For Explorer or Mountaineer, while applying the brake pedal, measure the voltage between the high mounted stoplamp C475-1, circuit CCB08
(VT/WH), harness side and ground.
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For Explorer Sport Trac, while applying the brake pedal, measure the voltage between the high mounted stoplamp C927-3, circuit CCB08
(VT/WH), harness side and ground.
