Explorer 2WD 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 27 (15A) is OK. If OK, REPAIR the circuit. 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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I5 CHECK THE BULB HOLDER FOR A SHORT TO GROUND
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Disconnect: Inoperative Stoplamp.
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Ignition ON.
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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 SJB on-demand self-test.
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Is DTC B2048 or B2050 still present?
Yes
GO to I6.
No
INSTALL a new bulb holder in question. TEST the system for normal operation.
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I6 CHECK CIRCUIT CLS18 (GY/BN) OR CLS19 (VT/OG) FOR A SHORT TO GROUND
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Ignition OFF.
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Disconnect: SJB C2280a.
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For Explorer, measure the resistance between the inoperative rear lamp, harness side and ground as follows:
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For Explorer Sport Trac, measure the resistance between the inoperative rear lamp, harness side and ground as follows:
