2003 Ford Focus History

The Ford Focus is a compact car (C-segment in Europe) manufactured by Ford Motor Company since 1998. Ford of Europe introduced the Ford Focus Mk 1 in 1998 to the European market as a three-door hatchback, four-door sedan, and five-door wagon. 

Ford of North America began marketing the Focus in September 1999 for the 2000 model year, with some changes from the European version. But no remarkable changes to the Fuse Box design and location.

Where are the Fuse Boxes located in 2003 Ford Focus ?

In the 2003 Ford Focus, there are two fuse boxes: one located under the dash and the other under the hood, providing easy access for maintenance and troubleshooting.

The Central Fuse Box in the 2003 Ford Focus is positioned in the dashboard, on the driver’s side, behind the glove box or protective cover.

The Auxiliary Fuse Box is situated on the rear left side of the engine compartment, next to the pillar.


Learn more about the Fuse Box Diagram of Ford Focus for other year models.

2003 Ford Focus Under Dash Fuse Box and Relay Location 

In 2003 Ford Focus the one fuse box located in the passenger compartment. The passenger compartment fuse is located on the right side of the steering wheel below the dashboard.

1998 ford focus under dash fuse box location

2003 Ford Focus Under Hood Fuse and Relay box location 

The Auxiliary Fuse Box is located on the left-hand side of the engine compartment.

2003 Ford Focus Fuse Box Layout

2003 Ford Focus Under Dash Fuse and relay Box Diagram

2003 Ford Focus Under Dash Fuse and relay Box Details

Fuse No.Amps(A)Protected Circuit
3010Outdoor light switch 7.5 ABS module
3115Radio tape recorder
3215Direction indicators, Light switch
3320 Horn, electric front seat adjustment, sunroof, Alarm system
3420Hatch, Horn
357.5Interior lighting lamps, electric drive of external rear-view mirrors
367.5Electronic control units, instrument cluster, air conditioning control unit,
3725Power windows for doors on the left side
3825Power windows for doors on the right side
3915Seat adjustment 10A Reverse light, automatic drive
4010Reversing light, 25A Window regulator, central locking
417.5Radio tape recorder (additional)
4215Rear lights (brake light lamps)
4315Electric windows, tailgate glass cleaner
4420Fog lights and lamps
457.5Air conditioning system, air recirculation
467.5ABS, control unit Cigarette lighter
4715Cigarette lighter, Parking light (left)
4810Connecting block of the diagnostic connector, Parking light (right)
4925Heated rear window / tailgate glass
507.5Heated outside rear-view mirrors, radio, dashboard, central timer
517.5Heated mirrors
5215Heated front seats
5310Reversing light, heated washer nozzles
5415Brake lights
5525Power windows for front doors 20A Windshield wipers
5620Windshield wiper 25A Power side windows
577.5Side light bulbs (right side)
587.5Side light lamps (left side) or air conditioning, passenger compartment fan
5910Outdoor lighting switch, electronic module, dashboard
607.5Airbag control unit
617.5Electronic blocks, instrument cluster
627.5License plate lights, Heated front seats
6320Central locking

 

2003 Ford Focus Under Hood Fuse and relay Box Diagram

2022-ford-f-150-under-hood-fuse-box-location

2003 Ford Focus Under Hood Fuse and relay Box Details

Fuse NoAmps
(A)
Protected CircuitProblems, if malfunction
140Main circuit of onboard power supply 
230Cooling fan (air conditioner) 
330Cooling Fan (2.0L) 
450Heated windshield 
560Diesel Glow Plug 
630/50Radiator fan (air conditioner) 
740Main supply of electricity to the electrical system of the vehicle 
830Ignition lock, starter 
920Engine control unit 
1010Battery charge monitoring, diagnostic socket 
1130ABS 
1215Fuel pump, high pressure pump (diesel) 
1330Headlamp wiper (washer) 
1410Daytime running lights 
1510A / C compressor clutch 
1610Low beam (left side) 
1710Low beam (right side) 
1810Power supply lambda probe, heated oxygen sensor 
1910Daytime running light (side lights) 
2010Engine management 
2120ABS 
2215Daylight (low beam) 
2320Auxiliary heater, backup power for the anti-theft system (ST170) 
2430Glow plugs, subwoofer (ST170) 
2515Daytime running lights 
2610High beam (left) 
2710High beam (right) 
2810Heated windshield, heating power (diesel) 
2930Radiator fan (air conditioner) 
6430Heater motor 
D1Diode of the engine control unit 
D2Cooling fan diode 
D4Cooling system diode 

Relay

Relay NoCircuit Protected
R1Starter
R2Rear Wiper
R3Front Wiper
R4Socket(Cigarette Lighter)
R5Reserve
R6Reserve
R7Sound Signal
R8Battery Saver Relay
R9Heated Rear Window(heated mirrors)

WARNING: The terminal and harness assignments for individual connectors may vary depending on the vehicle’s equipment level, model, and market. It is recommended to refer to the fuse box diagram provided at the back of the fuse box cover for accurate information.

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