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Smart Junction Box (SJB)

NOTE: For component location, see ELECTRICAL COMPONENT LOCATOR article.
Fig 1: Smart Junction Box Components, Fuses And Relays
G05605011Courtesy of FORD MOTOR CO.
SMART JUNCTION BOX RELAY IDENTIFICATION

RELAY DESCRIPTION
Accessory Delay Relay
SMART JUNCTION BOX FUSE IDENTIFICATION LEGEND

Fuse Amps Circuits protected
F3 10A Blower motor relay, Windshield wiper motor
F4 5A Exterior rear view mirror switch
F5 - Not used
F6 5A Master window adjust switch, Window adjust switch, passenger side, Door lock switch, driver side, Door lock switch, passenger side
F7 10A Electrochromatic inside mirror unit
F8 10A Instrument Cluster (IC), Data Link Connector (DLC)
F9 - Not used
F10 5A HVAC Module, Overhead console
F11 5A Not used
F12 5A HVAC Module
F13 - Not used
F14 5A A/C clutch cycling pressure switch
F15 10A Stoplamp switch 1
F16 5A Instrument Cluster (IC)
F17 10A Occupant Classification Sensor Module (OCSM), Restraints Control Module (RCM), Hazard flasher switch
F18 10A Anti-lock Brake System (ABS) module
F19 5A Powertrain control module (PCM) relay, Passive anti-theft transceiver, Instrument Cluster (IC)
F20 10A Audio Control Module (ACM)
F21 10A Starter relay circuit
Fig 2: Smart Junction Box Location - Front View
G05605012Courtesy of FORD MOTOR CO.
Fig 3: Smart Junction Box Location - Rear View
G05605013Courtesy of FORD MOTOR CO.