2011-2015 Ford F650, F750
Location and description of fuses and relay Ford F650, F750 with engine 6.8L Ford Modular V10 or 6.7L Cummins ISB (2011, 2012, 2013, 2014, 2015)
Passenger Compartment Fuse Box

| No. | A | Description |
|---|---|---|
| 1 | 20 | Horn |
| 2 | 15 | Flasher relay |
| 3 | 20 | Power point |
| 4 | 10 | Data Link Connector (DLC), Engine diagnostic connector, Parking brake warning |
| 5 | 15 | Run relay |
| 6 | — | Not used |
| 7 | — | Not used |
| 8 | 5 | Radio, GEM |
| 9 | 5 | Power window relay |
| 10 | 15 | Heated mirrors |
| 11 | 5 | Wiper and washer systems |
| 12 | 10 | Transmission shift selector |
| 13 | 20 | Radio/SYNC®, Power mirrors |
| 14 | 10 | Interior lamp relay |
| 15 | 10 | Interior lamp relay |
| 16 | 15 | High beams, Indicator |
| 17 | — | Not used |
| 18 | 5 | Dimmer switch, Interior lighting |
| 19 | 15 | Engine control |
| 20 | 5 | Starting system |
| 21 | 10 | DRL resistor |
| 22 | 15 | Air horn, Air suspension dump, Two-speed axle, Driver-controlled locking differential |
| 23 | 10 | Flasher relay |
| 24 | 15 | ABS relay, Fuel heater relay, Air dryer |
| 25 | 10 | Blower motor relay |
| 26 | 10 | Right-hand low beam headlight |
| 27 | — | Not used |
| 28 | 10 | Left-hand low beam headlight |
| 29 | 10 | Cluster, GEM |
| 30 | 15 | Allison electronic transmission |
| 31 | 15 | Mirror fold relay |
| Relay | ||
| R1 | Interior lamps | |
| R2 | Not used | |
| R3 | Horn | |
| R4 | Not used | |
| R5 | Not used | |
Engine Compartment Fuse Box

| No. | A | Description |
|---|---|---|
| 1 | 20 | Upfitter switches (AUX 2 and AUX 4)/Trailer 12V socket pin |
| 2 | 30 | Power seat (driver) |
| 3 | 30 | Power seat (passenger) |
| 4 | 15 | Windshield washer relay, Washer pump motor |
| 5 | 5 | Brake warning switch (hydraulic brake vehicles only) |
| 6 | 20 | Upfitter switches (AUX 1 and AUX 3) |
| 7 | 15 | Brake pressure switches, ABS event relay |
| 8 | 20 | Diesel: DEF (Urea), Line heaters |
| 9 | 20 | Ignition switch, Starter cutoff |
| 10 | 15 | Air tank moisture removal valve |
| 11 | 30 | Electric trailer brake |
| 12 | 20 | Passenger compartment fuse box 5 and 21 |
| 13 | 15 | Instrument cluster/Gateway module |
| 14 | 20 | Diesel: Nitrogen oxide sensor |
| 15 | — | Not used |
| 16 | 5 | Bendix® Air ABS |
| 17 | — | Not used |
| 18 | 10 | Fuel transfer pump |
| 19 | 15 | Gasoline: Powertrain control module power 1 |
| 20 | 10 | Gasoline: Powertrain control module power 2 |
| 21 | 20 | Gasoline: Powertrain control module power 3 |
| 22 | 20 | Gasoline: Powertrain control module power 4 |
| 23 | — | Not used |
| 24 | — | Not used |
| 101 | 30 | Bendix Air ABS relay (Air brake vehicles only) |
| Hydraulic brakes module (Hydraulic brake vehicles only) | ||
| 102 | 20 | Ignition switch |
| 103 | 20 | Ignition switch, Passenger compartment fuse box fuses 19, 29 and 30 |
| 104 | 20 | Power point |
| 105 | 20 | Power door lock switches |
| 106 | 30 | Main light switch, Multi-function switch |
| 107 | 50 | Passenger compartment fuse box fuses 1, 2, 3, 4, 12, 13, 14 and 15 |
| 108 | 40 | Diesel: Fuel heater |
| 20 | Gasoline: Fuel pump module | |
| 109 | 40 | Power window |
| 110 | 30 | Windshield wiper |
| 111 | 30 | Body builder relay, Parking lamps |
| 112 | 40 | Blower motor |
| 113 | 30 | Heated seats, Air-Ride seat |
| 114 | 20 | Aftertreatment DCU |
| 115 | 20 | Ignition switch, Passenger compartment fuse box fuses 8, 9, 10 and 11 |
| 116 | 30 | Left/Right turn relays, Back-up lamp relay |
| 117 | 20 | Stoplamps |
| 118 | 60 | Hydraulic brake vehicles (Trailer tow package only) |
| 601 | 60 | Trailer socket |
| 602 | 60 | Air brake trailer tow fuse block |
| 30 | Hydraulic brakes pump motor 2 | |
| Relay | ||
| 201 | Windshield washer relay | |
| 202 | Wiper high/low relay | |
| 203 | Wiper run/park relay | |
| 204 | Windshield wiper relay | |
| 205 | Body builder relay, right turn | |
| 206 | Body builder relay, left turn | |
| 207 | ABS event relay (Hydraulic brake vehicles only) | |
| 208 | Body builder relay, back-up lamps relay | |
| 209 | Auxiliary stoplamp relay | |
| 301 | Diesel: Fuel heater/Fuel transfer pump relay Gasoline: Fuel pump module | |
| 302 | Body builder relay, parking lamps relay | |
| 303 | Blower motor relay | |
| 304 | Diesel: DEF (Urea) line heaters relay Gasoline: Powertrain control module power VPWR1 | |
Additional Fuse Box (Engine Compartment)
| No. | A | Description |
|---|---|---|
| 9925 | 30 | Hydraulic brakes pump motor 1 |
Additional Relay Box

The relay center is located along the passenger side A-pillar on the right side of the footwell.
| No. | Description |
|---|---|
| R1 | Spring applied hydraulic release warning chime module |
| R2 | A/C compressor clutch |
| R3 | Power windows |
| R4 | Flasher (standard/LED) |
| R5 | Upfitter relay 1 |
| R6 | Upfitter relay 2 |
| R7 | Headlights |
| R8 | Cummins starter lockout |
| R9 | Upfitter relay 3 |
| R10 | Starter |
| R11 | Diesel: DCU |
| R12 | Two-speed axle/Differential lock |
| R13 | Door lock |
| R14 | Air tank moisture valve |
| R15 | DRL #1 |
| R16 | Heated mirrors |
| R17 | Spare |
| R18 | Upfitter relay 4 |
| R19 | Shift interlock/EPRNDL display |
| R20 | Diesel: Selective Catalyst Reduction (SCR) system (NOx) |
| R21 | Run |
| R22 | Door unlock |
| R23 | ABS warning indicator |
| R24 | DRL #2 |
| R25 | Park lights |
| R26 | Spare |
Additional Relay Box No.2

| No. | A | Description |
|---|---|---|
| 1 | 30 | Trailer tow ABS feed (non electric trailer brake vehicles only) |
| 2 | 30 | Trailer tow park/marker lamps |
| 3 | 30 | Trailer tow stop lamps |
| 4 | 30 | Trailer tow turn/stop lamps (combined) Trailer tow turn lamps (separate) |
| 5 | - | Not Used |
| Relay | ||
| R1 | Trailer tow ABS relay (non electric trailer brake vehicles only) | |
| R2 | Trailer tow marker lamp relay | |
| R3 | Trailer tow stop lamp relay | |
| R4 | Trailer tow tail lamp relay | |
| R5 | Not Used | |
| R6 | Not Used | |
| R7 | Trailer tow left turn lamp relay | |
| R8 | Trailer tow right turn lamp relay | |




