Explorer Sport Trac 4WD V6-4.0L VIN E (2007)
Normal Operation
Voltage to the LH trailer stoplamp is supplied by the smart junction box (SJB) through circuit CAT06 (YE).
DTC B2070 - is a continuous DTC that sets when the SJB detects a short to ground from the LH trailer turn/stoplamp voltage supply circuit. The
self-test must be run after the repair in order for the SJB to enable the output for the LH trailer turn/stoplamp voltage supply.
Possible Causes
-
Circuit CAT06 (YE) open or short to ground
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Trailer
-
SJB
Test Y: The Individual Trailer Lamp Is Inoperative - RH Trailer Stoplamp
PINPOINT TEST Y: THE INDIVIDUAL TRAILER LAMP IS INOPERATIVE - RH TRAILER STOPLAMP
Y1-Y2