Battery Junction Box (BJB)
WARNING: This page is about a different car, the 2013 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
BATTERY JUNCTION BOX RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| High Speed Engine Cooling Fan Relay |
| Rear Window Defrost Relay |
| Blower Motor Relay |
| Wiper Relay |
| Starter Relay |
| Low Speed Engine Cooling Fan Relay |
| Differential Fluid Pump Relay |
| PCM Power Relay |
| Fuel Pump Relay (5.8L) |
| A/C Clutch Relay |
| Charge Air Cooler (CAC) Pump Relay |
| Fuel Pump Relay (3.7L And 5.0L) |
BATTERY JUNCTION BOX FUSE IDENTIFICATION LEGEND
| Fuse | Amps | Circuits protected |
|---|---|---|
| F1 | 80 | Smart Junction Box (SJB) |
| F2 | - | Not used |
| F3 | - | Not used |
| F4 | 30 | Blower motor relay |
| F5 | 20 | Power point (Center console) |
| F6 | 40 | Rear window defrost relay |
| F7 | 40 | High and Low speed engine cooling fan relays |
| F8 | 40 | Anti-lock Brake System (ABS) module |
| F9 | 30 | Wiper relay |
| F10 | 30 | Anti-lock Brake System (ABS) module |
| F11 | - | Not used |
| F12 | 20 | Differential fluid pump |
| F13 | 20 | Fuel pump relay (3.7L/5.0L) |
| F14 | 20 | Fuel pump relay (5.8L) |
| F15 | 10 | Charge Air cooler (CAC) pump relay (5.8L) |
| F16 | 20 | Driver heated seat relay, Passenger heated seat relay |
| F17 | 10 | Generator |
| F18 | 20 | Body control module B |
| F19 | 30 | Starter relay |
| F20 | 30 | Subwoofer amplifier, rear (Shaker Pro) |
| F21 | 30 | PCM power relay |
| F22 | 20 | Cigar lighter, front (Power point, Instrument panel) |
| F23 | 10 | Powertrain Control Module (PCM), EVAP canister vent control solenoid |
| F24 | 10 | Brake Pedal Position (BPP) switch |
| F25 | 10 | A/C clutch relay |
| F26 | 20 | Headlamp, left (High Intensity Discharge (HID) only) |
| F27 | 20 | Headlamp, right (High Intensity Discharge (HID) only) |
| F28 | - | Not used |
| F29 | 30 | Power window motor, right front |
| F30 | - | Not used |
| F31 | 30 | Left front lumbar control switch, Driver side front seat control switch |
| F32 | 30 | Left front lumber control switch, Driver side front seat control switch |
| F33 | 30 | Audio amplifier (Navigation/Shaker/Shaker Pro) |
| F34 | 30 | Power window motor, left front |
| F35 | 40 | Convertible top lower relay, Convertible top raise relay |
| F37 | - | Not used |
| F38 | 15 | Powertrain Control Module (PCM), Fuel Injector (5.8L) |
| F39 | 5 | Heated mirrors |
| F40 | 15 | Coil on Plugs (COPs), Ignition transformer capacitors (5.0L/5.8L) |
| F45 | 5 | Powertrain Control Module (PCM) (run/start), Power Steering Control Module (PSCM) |
| F46 | 5 | A/C clutch relay, Charge Air Cooler (CAC) pump relay, Heated positive Crankcase Ventilation (PCV) valve, high speed engine cooling fan relay. Low speed cooling fan relay. Transmission shaft selector |
| F47 | 15 | Powertrain Control Module (PCM) |
| F48 | 15 | Mass Air Flow/Intake Air Temperature (MAF/IAT) sensor |
| F49 | 15 | EGR system module, EVAP canister purge valve, Heated oxygen sensors (HO2S), Reverse lockout solenoid, Universal heated oxygen sensors (HO2S), Variable Camshaft Timing 11 (VCT 11) solenoid, Variable Camshaft Timing 12 (VCT 12) solenoid, Variable Camshaft Timing 21 (VCT21) solenoid, Variable Camshaft Timing 22 (VCT22) solenoid |