Ford E-Series E-350 E350 E 350 (1997) – fuse box diagram
Year of production: 1997
Instrument panel fuse panel
| Fuse | Ampere rating [A] | Circuits protected |
| 1 | 20 | 4WABS or RABS module |
| 2 | 15 | 4WABS relay (coil), RABS (diode/resistor), instrument cluster, warning chime |
| 3 | 15 | Headlamp switch, radio sense, rear radio control, Remote keyless entry module |
| 4 | 15 | Power mirrors, modified vehicle, power locks w/RKE, Headlamp switch (dome), illuminated entry, Courtesy lamp switches, Radio (KAP), Cluster (KAP), warning chime |
| 5 | 20 | Remote keyless entry module, power door lock switches, memory lock |
| 6 | 10 | Brake shift interlock, speed control, daytime running light module |
| 7 | 10 | Multi-function switch |
| 8 | 30 | Noise supression capacitor, ignition coil positive feed, PCM relay diode/PCM power relay, fuel heater (diesel), glow plug relay (diesel) |
| 9 | 30 | Wiper control module, wiper motor |
| 10 | 20 | Headlamp switch (exterior lamps), Multi-function switch (flash-to-pass) |
| 11 | 15 | Stoplight switch, brake pressure switch, multi-function switch |
| 12 | 15 | Digital transmission range sensor (backup lamps), auxiliary battery relay |
| 13 | 15 | A/C mode switch, blend door actuator |
| 14 | 5 | Instrument cluster (air bag and charge indicator lamps) |
| 15 | 5 | Trailer tow battery charge relay (coil) |
| 16 | 30 | Power seats |
| 17 | — | Not used |
| 18 | — | Not used |
| 19 | 10 | Air bag module |
| 20 | 5 | Overdrive cancel switch |
| 21 | 30 | Power windows |
| 22 | — | Not used |
| 23 | 20 | Cigar lighter, data link connector |
| 24 | 5 | Illuminated entry |
| 25 | 10 | Left headlamp (low beam) |
| 26 | — | Not used |
| 27 | — | Not used |
| 28 | 25 | Instrument panel power point |
| 29 | — | Not used |
| 30 | 15 | Headlamps (high beam), Daytime running lamps (DRL), high beam indicator |
| 31 | 10 | Right headlamp (low beam), Daytime running lamps (DRL) |
| 32 | — | Not used |
| 33 | — | Not used |
| 34 | 10 | Digital transmission range sensor (start control) |
| 35 | — | Not used |
| 36 | 5 | Panel illumination |
| 37 | — | Not used |
| 38 | 10 | Air bag module |
| 39 | — | Not used |
| 40 | 30 | Modified vehicle |
| 41 | 30 | Modified vehicle |
| 42 | — | Not used |
| 43 | — | Not used |
| 44 | — | Not used |
Power distribution box
| Fuse | Ampere rating [A] | Circuits protected |
| 1 | — | Generator to battery |
| 2 | — | Not used |
| 3 | — | Not used |
| 4 | 5 | PCM keep alive memory |
| 5 | 10 | Right trailer turn signal |
| 6 | 10 | Left trailer turn signal |
| 7 | — | Not used |
| 8 | 60 | Instrument panel fuses |
| 9 | 30 | PCM power relay |
| 10 | 60 | Auxiliary battery |
| 11 | — | Not used |
| 12 | 60 | Misc. |
| 13 | 50 | Blower motor relay |
| 14 | 30 | Trailer running lamps, trailer backup lamps |
| 15 | 470 | Headlamp switch |
| 16 | 50 | Auxiliary A/C, remote keyless entry module |
| 17 | 30 | Fuel pump relay (gasoline), injector driver module relay (diesel) |
| 18 | 60 | Modified vehicle power |
| 19 | 60 | Anti-lock brake system (4WABS) |
| 20 | 20 | Electric brake controller (trailer tow) |
| 21 | 50 | Modified vehicle power |
| 22 | 40 | Trailer battery charge (relay) |
| 23 | 60 | Ignition switch feed |
| 24 | — | Not used |
| 25 | — | Not used |
| 26 | 10 | Alternator (diesel) |
| 27 | 15 | Horn, daytime running lamp module |
| 28 | — | PCM diode |
| 29 | — | Not used |
Relays
Relays are located in the power distribution box
| Position | Circuit |
| A | Not used |
| B | Not used |
| C | Trailer backup lamps |
| D | Trailer backup lamps |
| E | Trailer battery charge relay |
| F | Not used |
| G | PCM |
| H | Blower motor |
| J | Horn |
| K | Fuel pump or IDM |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.