Smart Junction Box (SJB)
NOTE:
For component location, see ELECTRICAL COMPONENT LOCATOR
article.
SMART JUNCTION BOX RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| Accessory Delay Relay |
SMART JUNCTION BOX FUSE IDENTIFICATION LEGEND
| Fuse | Amps | Circuits protected |
|---|---|---|
| F1 | 30 | Power window motor, driver side front |
| F2 | 15 | Driver Seat Module (DSM) |
| F3 | 15 | Audio Rear Control Unit (RCU), Satellite Digital Audio Receiver System (SDARS) module, Rear Entertainment Module (RETM) |
| F4 | 30 | Power window motor, passenger side front (Navigator) |
| F5 | 10 | Smart Junction Box (SJB) |
| F6 | 20 | Smart Junction Box (SJB) |
| F7 | 10 | Smart Junction Box (SJB) |
| F8 | 10 | Smart Junction Box (SJB) |
| F9 | 15 | Smart Junction Box (SJB) |
| F10 | 15 | Smart Junction Box (SJB) |
| F11 | 10 | Not used |
| F12 | 7.5 | Exterior rear view mirror switch, Power seat switch, left (with memory) |
| F13 | 7.5 | Not used |
| F14 | 10 | Liftgate/Trunk Module (LTM) Clock (Navigator) |
| F15 | 10 | HVAC module, EMTC, HVAC module, DATC |
| F16 | 15 | Electronic park brake release relay (Navigator), Electronic park brake reset relay (Navigator) |
| F17 | 20 | Driver door unlock relay, Door lock relay, Liftgate glass release relay, Smart Junction Box (SJB) |
| F18 | 20 | Not used |
| F19 | 25 | Rear wiper motor assembly |
| F20 | 15 | Adjustable pedal switch (without memory), Data Link Connector (DLC) |
| F21 | 15 | Fog lamp relay, Smart Junction Box (SJB) |
| F22 | 15 | Park lamp relay |
| F23 | 15 | High beam relay |
| F24 | 20 | Horn relay |
| F25 | 10 | Battery saver relay |
| F26 | 10 | Instrument Cluster (IC) |
| F27 | 20 | Ignition switch, Key release interlock actuator |
| F28 | 5 | Audio Control Module (ACM) |
| F29 | 5 | Instrument Cluster (IC) |
| F30 | 5 | Not used |
| F31 | 10 | Interior rear view mirror, Electronic compass, Rear view camera display mirror |
| F32 | 10 | Restraints Control Module (RCM) |
| F33 | 10 | Not used |
| F34 | 5 | Not used |
| F35 | 10 | 4X4 Control Module, Parking Aid Module (PAM), Rear view camera |
| F36 | 5 | Passive anti-theft transceiver |
| F37 | 10 | HVAC module, EMTC, HVAC module, DATC |
| F38 | 20 | Subwoofer amplifier (with audiophile), Audio Digital Signal Processing (DPS) module (Navigator with THX audio) |
| F39 | 20 | Audio Control Module (ACM) |
| F40 | 20 | Audio Digital Signal Processing (DSP) module (Navigator with THX audio) |
| F41 | 15 | Master window adjust switch (Navigator), Power window switch RH side front (Navigator), Power window motor, driver side front, Power window motor, passenger side front (Navigator), Quarter window open relay, Quarter window close relay, Roof opening panel module, Door lock switch driver side (Expedition), Door lock switch, passenger side (Expedition) |
| F42 | 10 | Trailer tow relay, battery charge |
| F43 | 10 | Rear wiper motor assembly |
| F44 | 10 | Not used |
| F45 | 5 | Windshield wiper motor assembly |
| F46 | 7.5 | Rear blower motor relay 1, Rear blower motor relay 2, Rear blower motor relay 3 |
| F47 | 30 Circuit Breaker | Master window adjust switch |