Explorer 2WD V8-4.6L VIN 8 (2006)
Daytime Running Lamp: Testing and Inspection
Principles of Operation
PRINCIPLES OF OPERATION
NOTE: When installing a new smart junction box (SJB), it must be configured for this feature, if originally equipped. Refer to Information Bus
(Module Communications Network).
The SJB controls the DRL by using various inputs to determine whether or not the DRL should be illuminated. These inputs include:
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Ignition switch position
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Headlamp switch position
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Headlamps on or off
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Transmission gear selection
