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2004 Ford Focus CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2004 Ford Focus car and truck
repair procedures including Ford engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Ford Focus automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Air Bag System Precautions -> Ford Motor Co. -> Disarming -> 1990-91 -> 1990-92 -> 1991-92 -> 1992-93 -> 1992-94 -> 1992-96 -> 1993 -> 1993-94 -> 1993-95 -> 1994 -> 1994-95 -> 1994-97 -> 1995-2000 -> 1995-2004 -> 1995-96 -> 1995-97 -> 1995-98 -> 1996-97 -> 1996-99 -> 1997-2000 -> 1997-2001 -> 1997-2004 -> 1997-99 -> 1998 -> 1998-2000 -> 1998-2002 -> 1999-2000 -> 1999-2001 -> 1999-2002 -> 1999-2004 -> 2000 -> 2000-01 -> 2000-04 -> 2001-02 -> 2001-03 -> 2001-04 -> 2002-03 -> 2002-04 -> 2004 -> Aerostar & Bronco -> Aspire -> Aviator -> Blackwood, Expedition & Navigator -> Built After February 2002 -> Built Before March 2002 -> Capri -> Continental -> Contour & Mystique -> Cougar -> Crown Victoria, Grand Marquis & Marauder -> Econoline -> Escape -> Escort, Tracer & ZX2 -> Excursion -> Explorer & Mountaineer -> Explorer Sport & Sport Trac -> F Series -> Focus -> Freestar & Monterey -> Light Trucks & Vans -> LS -> Mark VII -> Mark VIII -> Mustang -> Passenger Cars -> Probe -> Ranger -> Sable & Taurus -> Tempo & Topaz -> Thunderbird -> Town Car -> Villager -> Windstar
Vehicle: 2004 Ford Focus ZX3 2.3 L4 GAS
Passenger Cars
Prior to disconnecting battery, record preset radio frequencies.
After the battery has been disconnected and connected again, abnormal drive conditions may be present while the powertrain control module relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the strategy.
Aspire
- Disconnect battery ground cable and isolate.
- Wait one minute for back-up power supply to deplete stored energy.
- Remove four driver's side air bag module mounting bolts.
- Disconnect driver's side air bag module...
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BRAKE SERVICE PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Anti-Lock Brakes -> Focus -> Troubleshooting -> Inspection & Verification
Vehicle: 2004 Ford Focus LX 2.3 L4 GAS
Inspection & Verification
- Verify ABS system concern by applying brakes under various driving conditions.
- Perform a visual inspection of brake system for signs of mechanical or electrical damage.
- Inspect the following for mechanical faults:
- Low brake fluid.
- Wheel speed sensors.
- Anti-lock brake system sensor indicators.
- Base brake system.
- Wheel bearings.
- Inspect the following for mechanical faults:
- Fuses and fusible links.
- ABS warning indicator lamp.
- Red brake warning indicator lamp.
- Wiring harness.
- Loose, corroded or damaged connectors.
- If a fault is found during visual inspection, repair as re...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Ford Motor Co. Passenger Cars -> Fuel Filter Scheduled Maintenance -> Focus -> Normal Service -> Severe Service
Vehicle: 2004 Ford Focus ZTS 2.3 L4 GAS
Normal Service
Replace every 30,000 mi...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
CV AXLE SHAFT, Replace -> Intermediate shaft -> Left side -> Right side
Vehicle: 2004 Ford Focus ZX5 2.3 L4 GAS
Left side
- Loosen left-hand strut and spring assembly top mount nuts by four turns.
- Loosen wheel nuts.
- Loosen wheel hub retaining nut.
- Raise and support vehicle.
- Remove left-hand wheel.
- . Detach left-hand lower arm.
- Remove pinch bolt from ball joint stud. Protect ball joint seat using a soft cloth to prevent damage.
- Detach lower arm ball joint.
- Detach left-hand drive halfshaft from wheel hub by using a commercially available puller. Unscrew and remove hub retaining nut and press out halfshaft stub from wheel hub.
- Support halfshaft. Inner halfshaft joint must not be bent by more than...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Alternator, Replace
Vehicle: 2004 Ford Focus ZX3 2.0 L4 GAS
- Disconnect battery ground cable.
- Rotate or lift belt tensioner arm, using a suitable tool to relieve tension from drive belt.
- Remove alternator drive belt.
- Remove cover and disconnect electrical connectors.
- Remove mounting bolt and secure coolant expansion tank aside.
- Secure power steering reservoir aside.
- Remove mounting bolt and secure engine wiring bracket aside.
- Disconnect ground cable.
- Remove mounting nuts and secu...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Cabin Air Filter Service -> Ford Motor Co. -> 2000-07 Focus
Vehicle: 2004 Ford Focus ZTW 2.3 L4 GAS
Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
- Position the windshield wipers in the vertical position.
- Open the hood.
- Remove the caps from the righthand side air cowl grille retaining screws.
- Remove the righthand side air cowl grille retaining screws, then the grille.
- Open the service flap, then remove the cabin air filter ...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Ford Motor Co. Cars -> Powertrain Malfunction Indicator ->
Vehicle: 2004 Ford Focus ZX3 2.3 L4 GAS
This lamp should light when the ignition is turned On. After engine starts, the lamp should go off, unless a fault condition is detected in the powertrain system. If the lamp remains On a diagnostic trouble code is stored in the PCM. Following diagnosis and repair, the Powertrain Malfunction Indicator will automatically reset when stored diagnostic trouble codes are cleared from PCM memory. The PCM reset procedure allows the scan tool to command the PCM to clear all diagnostic trouble codes.
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Radiator, Replace
Vehicle: 2004 Ford Focus ZTS 2.3 L4 GAS
- Ensure transmission is in Neutral position, then raise and support vehicle.
- Disconnect dual electric cooling fans electrical connector.
- Drain cooling system into suitable container.
- Remove cooling fan motors and shroud from retainer bracket, then lower and remove.
- Disconnect horn electrical connector.
- Disconnect clamps, then the radiator upper and lower hoses.
- Remove push-pins and lower radiator splash shield.
- O...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2004 Ford Focus AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2004 Ford Focus ZTS 2.3 L4 GAS
- Ensure transmission is in Neutral position, then raise and support vehicle.
- Remove mounting bolts...
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COMPONENT LOCATION DIAGRAMS FOR 2004 Ford Focus AUTOMOBILES
Component location diagrams for most 2004 Ford Focus cars and light trucks sold in the U.S. from 1990+.
 Underhood Component Locations Diagram for 2004 Ford Focus ZTS 2.3 L4 GASComponents on diagram: |
 Air Cleaner Element & Components Diagram for 2004 Ford Focus ZX5 2.0 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2004 Ford Focus AUTOMOBILES
OEM drawn wiring diagrams for most 2004 Ford Focus cars and light trucks sold in the U.S.
 2004 Ford Focus ZTS 2.0 L4 GAS Wiring DiagramComponents on diagram: |
 2004 Ford Focus SE 2.0 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2004 Ford Focus AUTOMOBILES
OEM TSB listings for most 2004 Ford Focus cars and light trucks sold in the U.S. from 1985+.
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Document: ENGINE VIBRATION AT IDLE - REVISED Vehicle: 2004 Ford Focus SE 2.0 L4 GAS Symptoms: |
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Document: CLUTCH PEDAL RETURN SPRING NOISE AND/OR FREE PLAY - REVISED Vehicle: 2004 Ford Focus SE 2.0 L4 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2004 Ford Focus AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2004 Ford Focus cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2004 Ford Focus cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2004 Ford Focus cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2004 Ford Focus cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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