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2003 Ford E-350 Econoline CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Component Replacement & Adjustment -> Econoline -> Cooling System Bleed
Vehicle: 2003 Ford E-350 Econoline 5.4 V8 GAS
There is no specific c...
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BRAKE SERVICE PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Hydraulic Brake Systems -> Component Replacement -> Aviator -> E-Series -> Escape -> Excursion & F-Super Duty -> Expedition, Explorer, Explorer Sport & Sport/Trac, F-150, F-250LD, Mountaineer & Navigator -> Less Hydro Max -> Master Cylinder -> Ranger -> Villager -> Windstar -> With Hydro-Max
Vehicle: 2003 Ford E-350 Econoline 7.3 V8 DIESEL
Master Cylinder
Aviator
Remove components in sequence illustrated,. Fig. .
E-Series
- Drain brake master cylinder with suitable suction device.
- Remove coolant reservoir.
- On models equipped with Hydro Boost, remove three power distribution box bracket bolts and position box aside.
- On all models, remove speed control deactivator switch.
- Disconnect fluid level sensor connector.
- Remove and discard master cylinder mounting nuts.
- Disconnect master cylinder brake tubes.
- Remove master cylinder cylinder.
- Reverse procedure to install, noting the following:
- Torque master cylinder mounting nuts to 1...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Ford Motor Co. Light Trucks, SUVs & Vans -> Fuel Pressure Relief -> Gasoline Fuel Injected Engines Except Escape, Freestar, Mariner, Monterey, Villager, 2005-06 Aviator, Explorer & Mountaineer, 2005-06 Expedition & Navigator & 2004-06 F150 & Mark LT
Vehicle: 2003 Ford E-350 Econoline 5.4 V8 GAS
The fuel system remains under high pressure even when the engine is not running. This residual pressure must be relieved before servicing the fuel system. To avoid injury or fire, release pressure from the fuel system before disconnecting any fuel line.
The fuel system pressure must be relieved prior to disconnecting fuel lines to prevent accidental spray of fuel.
After the battery ...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble -> Single Cardan, Flange Yoke -> Single Cardan, Slip Yoke
Vehicle: 2003 Ford E-350 Econoline 6.8 V10 GAS
Single Cardan, Slip Yoke
Disassemble
Do not, under any circumstance, clamp the shaft in the jaws of a vise or similar holding fixture. Denting or localizing fracture can result, causing shaft failure during vehicle operation. Place the shaft on a suitable workbench. Do not damage the tube. If components are not marked and installed incorrectly, driveline imbalance can occur.
- Index-mark the shaft components.
- Remove and discard all four snap rings.
- Clamp bearing cup removal tool No. 205-086 or equivalent in a vise.
- If necessary, use a pair of pliers to remove a bearing cup t...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Ford E-350 Econoline 6.8 V10 GAS
- Disconnect battery ground cable.
- Disconnect air cleaner assembly.
- Loosen worm clamp.
- Remove bolts and pull air cleaner assembly away from its mounted position.
- Disconnect mass air flow sensor electrical connector.
- Position alternator drive belt aside.
- Disconnect alt...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Ford Motor Co. Trucks -> Check Gauge Warning Lamp ->
Vehicle: 2003 Ford E-350 Econoline 6.8 V10 GAS
This indicator should light if any of the following conditions appear:
- Engine oil pressure drops below approxi...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Radiator, Replace
Vehicle: 2003 Ford E-350 Econoline 7.3 V8 DIESEL
- Drain cooling system into a suitable container by removing radiator cap and opening draincock located at the lower rear corner of the radiator tank.
- Remove rubber radiator overflow hose from radiator coolant recovery reservoir and disconnect it from radiator, Fig. .
- Remove fan shroud attaching bolts.
- Lift fan shroud back and drape it on fan.
- Loosen upper and lower hose clamps at radiator and remove upper radiator hose ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Ford E-350 Econoline AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Ford E-350 Econoline 5.4 V8 GAS
- Rotate drive belt tensioner counterclockwise, using a 1/2 square hole in drive belt tensioner pull...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Ford E-350 Econoline AUTOMOBILES
Component location diagrams for most 2003 Ford E-350 Econoline cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Ford E-350 Econoline AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Ford E-350 Econoline cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Ford E-350 Econoline AUTOMOBILES
OEM TSB listings for most 2003 Ford E-350 Econoline cars and light trucks sold in the U.S. from 1985+.
Document: RECALL - CERTAIN 1992-2003 MODEL YEAR CARS AND TRUCKS - FUSED JUMPER HARNESS REPLACEMENT FOR VEHICLES SERVICED WITH AN INCOMPATIBLE FUSED JUMPER HARNESS Vehicle: 2003 Ford E-350 Econoline 5.4 V8 GAS Auto Systems: |
Document: RECALL - FUSED JUMPER HARNESS REPLACEMENT FOR VEHICLES SERVICED WITH AN INCOMPATIBLE FUSED JUMPER HARNESS Vehicle: 2003 Ford E-350 Econoline 5.4 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Ford E-350 Econoline AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Ford E-350 Econoline 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 2003 Ford E-350 Econoline 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 2003 Ford E-350 Econoline 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 2003 Ford E-350 Econoline 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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