FordE-5502003Overview/ford/e-550/2003/base/
550 platform

2003 Ford E-550

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2003 E-550.

The 2003 Ford E-550 is built on the 550 chassis and requires 6.0 qt of 5W-20 API engine oil. Over a model history spanning 1992-2006, the vehicle has recorded 18 total owner complaints and 5 recalls, with Vehicle Speed Control serving as the primary complaint area. This model year is situated near the low end of the series' reliability history, following the 2002 model year which saw the fewest complaints at one.

Model year20032002

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity6.0 qtOEM · verified
Engine oil type5W-20 APIOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 65 Primary Battery · 650 Primary Battery CCA battery. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 65 Primary Battery · 650 Primary Battery CCAOEM · verified

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 6.0 qt of 5W-20 API engine oil. Torque the oil drain plug to 18.0 ft-lbs. The firing order is 1-6-5-10-2-7-3-8-4-9. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Engine Oil5W-20 · API
Engine Oil Capacity6.0 qt
Engine Oil15W-40 · 10W-30 · 0W-30
Engine Oil Capacity15.0 qt
Power Steering FluidATF

Engine torques

Crankshaft Pulley and/or Damper Bolts212 DI Diesel ft-lbs
Engine Flywheel Bolts59 ft-lbs
Engine Flywheel Bolts89 ft-lbs
Exhaust Manifold to Cylinder Head Bolts18 ft-lbs
Engine Oil Pan Drain Plug10.0 ft-lbs
Engine Oil Pan Drain Plug18.0 ft-lbs
Oil Pump to Cylinder BLock Bolts/Studs7 ft-lbs

Chassis torques

Leaf Spring to Axle (U-bolts)110.0-150.0 ft-lbs
Leaf Spring to Chassis Bracket240.0-289.0 ft-lbs
Leaf Spring to Rear Shackle57.0-76.0 ft-lbs

Ignition

Cylinder Firing Order1-6-5-10-2-7-3-8-4-9
Curb Idle Speed (No Load)750 rpm
Curb Idle Speed Variance (No Load)150 rpm
Spark Plug ManufacturerMotorcraft
Spark Plug Gap0.052-0.056 in
Spark Plug Torque11.0 ft-lbs
Ignition Timing10, Not adjustable degrees
Ignition Timing Acceptable Variance2 degrees

Battery & A/C

RefrigerantR134a
Oil GroupPAG
Oil TypeOil must meet ford specification WSHM1C231B
Standard BCI Group Number65 Primary Battery
Standard BCI Cranking Performance650 Primary Battery cca
Standard BCI Group Number65 Diesel
Standard BCI Cranking Performance750 Diesel cca

Service checks

Key ON Engine OFF (KOEO)35-45
RPM28-45 @ Idle rpm
Engine Oil Pressure40-75 psi
Engine Oil Pressure RPM2000 rpm
Engine Oil Pressure40-70 psi
Engine Oil Pressure RPM3300 rpm
Intake Valve LashHydraulic in
Exhaust Valve LashHydraulic in

Brakes

Minimum Pad ThicknessFront: 0.030; Rear: 0.039 in

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages
132 ft. lbs., Step 2: 10532 ft. lbs
Connecting Rod (Large End) Bearings — tightening sequence 1 stages
152-53 ft. lbs., Step 2: 8052–53 ft. lbs
Crankshaft Pulley and/or Damper Bolts — tightening sequence 1 stages
166 ft. lbs., step 2: Loosen one turn., step 3: 37 ft. lbs., step 4: 9066 ft. lbs
Cylinder Head — tightening sequence 3 stages

Prep First Sequence

165 ft. lbs.65 ft. lbs
285 ft. lbs.; Second Sequence85 ft. lbs
395
Cylinder Head — tightening sequence 3 stages
130 ft. lbs.30 ft. lbs
290 degrees90 degrees
390
Cylinder Head — tightening sequence 3 stages
130 ft. lbs.30 ft. lbs
290 degrees90 degrees
390
Main Bearings — tightening sequence 1 stages
176 ft. lbs., Step 2: 9676 ft. lbs

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The federal record for the Ford E-550 generation shows a long, stable baseline from 1992 through 2001, with zero complaints, one recall per year, and no investigations or TSBs. 2002 marks the first visible shift, with one complaint and two recalls, but 2003 is the clear inflection point: complaints hold at one, yet recalls jump to five and TSBs appear for the first time with five entries. Compared with the preceding decade, 2003 carries far more factory-acknowledged issues, and while 2005–2006 see higher complaint counts and rising TSB counts, 2003 stands out for its recall spike and two fire complaints. The top complaint areas in 2003 are Vehicle Speed Control, Fuel System/Diesel, Tires, and Service Brakes, though the data does not specify root causes. Given the abrupt five-fold increase in recalls and the introduction of TSB activity after years of near-silence, a 2003 E-550 is a higher-risk used purchase than the 1992–2001 trucks and should be vetted carefully through recall completion and service history before buying.

5
Open recalls
NHTSA campaigns
11
Service bulletins
Manufacturer communications
1
ODI investigations
Office of Defects Investigation
18
Owner complaints
0 involved a crash · 2 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 18 complaints on record, top 8 components.

Vehicle Speed Control4
Fuel System, Diesel2
Tires2
Service Brakes1
Equipment1
Unknown Or Other1
Air Bags1
Suspension1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 5 campaigns on record for this vehicle.

06E056000Fuel System, GasolineReported 13/06/2006

CERTAIN AFTERMARKET FUEL FILTERS SOLD UNDER THE PUROLATOR BRAND NAME, P/N F65277, SHIPPED FROM JANUARY 16 THROUGH JUNE 2, 2006, FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. DUE TO INCORRECT DESIGN, THE QUICK… Remedy: UFI WILL NOTIFY OWNERS AND REPLACE THE FILTERS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2006. OWNERS MAY CONTACT UFI FILTERS USA AT 800-230-5876.

07V336000Vehicle Speed ControlReported 03/08/2007

ON CERTAIN PICKUP TRUCKS, PASSENGER VEHICLES, SPORT UTILITY VEHICLES, AND MOTOR HOMES CHASSIS, THE SPEED CONTROL DEACTIVATION SWITCH MAY, UNDER CERTAIN CONDITIONS, LEAK INTERNALLY AND THEN OVERHEAT, SMOKE, OR BURN. Remedy: DEALERS WILL INSTALL A FUSED WIRING HARNESS. OWNERS OF THE PASSENGER CARS INCLUDED IN THIS CAMPAIGN WILL BE INSTRUCTED TO RETURN THEIR VEHICLES TO THEIR DEALERS TO HAVE THE SPEED…

Technical service bulletins NHTSA · verified

Showing 5 of 11 bulletins on record with NHTSA.

BulletinDateComponentSummary
ASI-445342014-05-01Power TrainFORD: WHEN SHIFTING BETWEEN PARK, REVERSE AND/OR DURING 2-3 SHIFT, AN INTERMITTENT CLUNK…
TSB-10-12-62010-06-11Fuel System, GasolineFORD: RUNS ROUGH, LACKS POWER, HARD START, NO START. SOME VEHICLES AND TRUCKS EQUIPPED…
TSB-08-20-12009-03-20Engine And Engine CoolingFORD TRUCKS: MISFIRE, LACK OF POWER, BUCK/JERK, EXCESSIVE SMOKE, CRANK/NO…
05112005-11-14StructureCRACKS IN THE LEFT OR RIGHT SPRING TOWER FLANGE. *TT SPRING TOWER WELD REPAIR AND…
183822005-01-01Power TrainFLUID LEAKING FROM THE VENT ON THE TRANSMISSION MOUNTED PARKING BRAKE ASSEMBLY. *TT

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific E-550. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 2003 E-550 take?

6.0 qt of 5W-20 API MEETING FORD SPECIFICATION WSS-M2C945-A, per the factory manual.

Does the 2003 E-550 have open recalls?

NHTSA lists 5 recall campaign(s) for this model year. Check your specific vehicle by VIN.