1998 Ford F-250 OEM Service & Repair Manual
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DESCRIPTION AND OPERATION
Identification Codes
The vehicle identification number (VIN) is a seventeen-digit combination of letters and numbers. The
VIN is stamped on a metal tab riveted on the instrument panel top upper left of the dash. The VIN
number is also found on the vehicle certification (VC) label.
Vehicle Identification Number
The first three vehicle identification number (VIN) positions are the world manufacturer code.
1FM — Ford Motor Company, USA, multi-purpose vehicle
1FT — Ford Motor Company, USA, truck, completed vehicle
1FD — Ford Motor Company, USA, incomplete vehicle
SECTION 100-01: Identification Codes 1998 F150/250 Workshop Manual
Item Description
1 World Manufacturer Identifier
2 Brake Type and Gross Vehicle Weight Rating (GVWR)
3 Vehicle Line, Series, Body Type
4 Engine Type
5 Check Digit
6 Model Year
7 Assembly Plant
8 Production Sequence Number
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1FC — Ford Motor Company, USA, basic (stripped) chassis
1FB — Ford Motor Company, USA, bus
1FF — Ford Motor Company, USA, motor vehicle equipment without engine/powertrain (Glider)
1MH — Mercury, USA, incomplete vehicle
2FM — Ford Motor Company, Canada, multi-purpose vehicle
2FT — Ford Motor Company, Canada, truck, completed vehicle
2FD — Ford Motor Company, Canada, incomplete vehicle
2FC — Ford Motor Company, Canada, basic (stripped) chassis
2FB — Ford Motor Company, Canada, bus
2FF — Ford Motor Company, Canada, motor vehicle equipment without engine/powertrain
(Glider)
2MH — Mercury, Canada, incomplete vehicle
3FB — Ford Motor Company, Mexico, bus
3FC — Ford Motor Company, Mexico, basic (stripped) chassis
3FE — Ford Motor Company, Mexico, incomplete vehicle
3FM — Ford Motor Company, Mexico, multi-purpose vehicle
3FT — Ford Motor Company, Mexico, truck, completed vehicle
4M2 — Mercury, USA, multi-purpose vehicle
4M3 — Mercury, USA, incomplete vehicle
4M4 — Mercury, USA, truck, completed vehicle
The fourth VIN position is the vehicle brake type and GVW code (all vehicles use hydraulic brakes).
A — 0-3000 Pounds
B — 3,001-4,000 Pounds
C — 4,001-5,000 Pounds
D — 5,001-6,000 Pounds
E — 6,001-7,000 Pounds
F — 7,001-8,000 Pounds
G — 8,001-8,500 Pounds
H — 8,501-9,000 Pounds
J — 9,001-10,000 Pounds
K — 10,001-14,000 Pounds
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L — 14,001-16,000 Pounds
M — 16,001-19,500 Pounds
Positions 5 through 7 indicate vehicle line, series and body type.
E11 — Econoline Club Wagon
E31 — Econoline Club Wagon (Heavy Duty)
S31 — Econoline Club Wagon (Super Club Wagon)
E14 — Econoline E-150 (Cargo Van)
E24 — Econoline E-250 (Cargo Van)
E27 — Econoline E-250 (Commercial Cutaway)
E29 — Econoline E-250 (Commercial Basic)
E30 — Econoline E-350 (RV Cutaway)
E34 — Econoline E-350 (Cargo Van)
E37 — Econoline E-350 (Commercial Cutaway)
E39 — Econoline E-350 (Commercial Basic)
S24 — Econoline E-250 (Super Van)
S34 — Econoline E-350 (Super Van)
E40 — E-Super Duty (RV Cutaway)
E47 — E-Super Duty (Commercial Cutaway)
F07 — F-150 Flareside, 4x2
X07 — F-150 (SuperCab) Flareside, 4x2
F08 — F-150 Flareside, 4x4
X08 — F-150 (SuperCab) Flareside, 4x4
F17 — F-150 Styleside, 4x2
X17 — F-150 (SuperCab) Styleside, 4x2
F18 — F-150 Styleside, 4x4
X18 — F-150 (SuperCab) Styleside, 4x4
F27 — F-250 Styleside, 4x2
X27 — F-250 (SuperCab) Styleside, 4x2
F28 — F-250 Styleside, 4x4
X28 — F-250 (SuperCab) Styleside, 4x4
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U22 — Explorer (2-door), 4x2
U32 — Explorer (4-door), 4x2
U24 — Explorer (2-door), 4x4
U34 — Explorer (4-door), 4x4
U35 — Explorer (4-door), AWD
U52 — Mountaineer (4-door) 4x2
U54 — Mountaineer (4-door) 4x4
U55 — Mountaineer (4-door) AWD
R10 — Ranger 4x2
R11 — Ranger 4x4
R14 — Ranger 4x2 (2-door SuperCab)
R15 — Ranger 4x4 (2-door SuperCab)
R18 — Ranger 4x2 (4-door SuperCab)
R19 — Ranger 4x4 (4-door SuperCab)
The eighth VIN position is the engine displacement and number of cylinders.
6 — 4.6L EFI-SOHC (Windsor), eight cylinder (Econoline, F-150, F-250)
W — 4.6L EFI-SOHC, eight cylinder (F-150, F-250)
L — 5.4L EFI-SOHC, eight cylinder (Econoline, F-150, F-250)
S — 6.8L EFI-SOHC, ten cylinder (Econoline)
F — 7.3L Turbo-Diesel, eight cylinder (Econoline)
2 — 4.2L EFI-OHV, six cylinder (Econoline, F-150, F-250)
Z — 5.4L SOHC, gaseous fuel prep, eight cylinder (Econoline, F-150, F-250)
M — 5.4L SOHC natural gas, eight cylinder (Econoline, F-150, F-250)
X — 4.0L EFI-OHV, six cylinder (Explorer, Ranger)
E — 4.0L EFI-SOHC, six cylinder (Explorer, Mountaineer)
P — 5.0L EFI, eight cylinder (Explorer/Mountaineer)
B — 2.5L OHV-DI diesel, four cylinder (Ranger)
C — 2.5L EFI-SOHC, four cylinder (Ranger)
U — 3.0L, six cylinder (Ranger)
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The ninth VIN position is a check digit.
The tenth VIN position is the model year code.
W — 1998
The eleventh VIN position is the assembly plant code.
L — Michigan Truck (Wayne, Michigan)
S — Allen Park (Allen Park, Michigan)
H — Lorain (Lorain, Ohio)
C — Ontario Truck (Oakville, Ontario)
E — Kentucky Truck (Jefferson County, Kentucky)
K — Kansas City (Claycomo, Missouri)
N — Norfolk (Norfolk, Virginia)
U — Louisville (Louisville, Kentucky)
Z — St. Louis (Hazlewood, Missouri)
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P — Twin Cities (St. Paul, Minnesota)
T — Edison (Edison, New Jersey)
The last six VIN positions are an alphanumeric code for the vehicle build sequence. This is also the
vehicle serial and warranty number.
A00001-E99999 — Ford Division
J00001-L99999 — Lincoln-Mercury Division
Vehicle Certification (VC) Label
Item Description
1 Exterior Paint Code
2 Region Code
3 Domestic Special Order Code
4 Wheel Base Code
5 Brake Code
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The vehicle certification (VC) label contains the manufacturer name, the month and year of
manufacture, the certification statement, and the VIN. It also includes gross vehicle weight ratings
(GVWR).
Vehicle Certification (VC) Label — Canada (Typical)
Vehicle Certification (VC) Label — Mexico (Typical)
Vehicle Certification (VC) Label — Incomplete Vehicle (Typical)
6 Interior Trim Code
7 Tape/Paint Pinstripe Code
8 Radio Code
9 Axle Code
10 Transmission Code
11 Spring Code
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Paint Codes
Refer to the paint manufacturer code book for information.
Radio Codes
8 — AM/FM stereo with cassette, Premium Sound (Econoline, F-150, F-250)
7 — AM/FM stereo with clock (Econoline, F-150, F-250, Ranger)
9 — AM/FM stereo with cassette and clock (Econoline, F-150, F-250, Explorer/Mountaineer,
Ranger)
3 — AM radio with clock (Econoline)
2 — AM/FM stereo with compact disk player (Explorer/Mountaineer)
K — AM/FM stereo with cassette, compact disk player and digital sound processing
(Explorer/Mountaineer, Ranger)
Z — AM/FM stereo with compact disk player (Ranger)
Axle Codes
The following lists the gear ratios on rear axles.
19 — 3.55 non-limited slip (Econoline, F-150)
18 — 3.08 non-limited slip (F-150)
17 — 3.31 non-limited slip (Econoline)
H9 — 3.55 limited slip (F-150, F-250)
B6 — 3.73 limited slip (F-150, F-250)
24 — 3.73 (Econoline)
32 — 4.10 (Econoline)
35 — 4.09 (Econoline)
34 — 3.73 (Econoline)
39 — 3.55 (Econoline)
52 — 4.10 (Econoline)
56 — 4.10 (Econoline)
81 — 4.63 (Econoline)
27 — 3.31 non-limited slip (F-250)
26 — 3.73 non-limited slip (F-250)
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41 — 3.27 non-limited slip (Explorer/Mountaineer)
45 — 3.55 non-limited slip (Explorer/Mountaineer)
46 — 3.73 non-limited slip (Explorer/Mountaineer)
42 — 4.10 non-limited slip (Explorer/Mountaineer)
D1 — 3.27 limited slip (Explorer/Mountaineer)
D4 — 3.73 limited slip (Explorer/Mountaineer)
D2 — 4.10 limited slip (Explorer/Mountaineer)
84 — 3.45 non-limited slip (Ranger)
86 — 3.73 non-limited slip (Ranger)
87 — 4.10 non-limited slip (Ranger)
89 — 4.56 non-limited slip (Ranger)
F6 — 3.73 limited slip (Ranger)
F7 — 4.10 limited slip (Ranger)
92 — 3.08 non-limited slip (Ranger)
R5 — 3.55 limited slip (Ranger)
91 — 3.27 non-limited slip (Ranger)
96 — 3.73 non-limited slip (Ranger)
R6 — 3.73 limited slip (Ranger)
Transmission Codes
U — automatic 4R70W-AOD (Econoline, F-150, F-250, Explorer/Mountaineer)
E — automatic E4OD (Econoline, F-150, F-250)
M — five-speed manual overdrive (F-150, F-250, Explorer/Mountaineer, Ranger)
D — automatic five-speed (Explorer/Mountaineer, Ranger)
T — Automatic four-speed (Ranger)
Spring Codes
The following lists available spring codes.
Front Springs
1 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250, Explorer/Mountaineer)
2 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250, Explorer/Mountaineer)
3 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
4 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
G — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
8 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
9 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
Z — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
T — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
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U — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
6 — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
C — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
E — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
F — 5B326 (RH), 5B327 (LH) torsion bar (F-150, F-250)
B — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
D — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
E — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
F — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
G — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
H — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
J — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
L — 5B326 (RH), 5B327 (LH) torsion bar (Explorer/Mountaineer)
P — automatic ride control (Explorer/Mountaineer)
A — 5310 spring (Econoline, F-150, F-250, Ranger)
B — 5310 spring (Econoline, F-150, F-250)
C — 5310 spring (Econoline, Ranger)
D — 5310 spring (Econoline, Ranger)
E — 5310 spring (Econoline, Ranger)
F — 5310 spring (Econoline, Ranger)
G — 5310 spring (Econoline, Ranger)
H — 5310 spring (Econoline, Ranger)
J — 5310 spring (Econoline, F-150, F-250)
K — 5310 spring (Econoline, F-150, F-250, Ranger)
L — 5310 spring (Econoline, F-150, F-250)
M — 5310 spring (Econoline, F-150, F-250, Ranger)
N — 5310 spring (Econoline, F-150, F-250, Ranger)
P — 5310 spring (Econoline, F-150, F-250)
R — 5310 spring (Econoline, F-150, F-250)
S — 5310 spring (Econoline, F-150, F-250)
T — 5310 spring (Econoline, Ranger)
U — 5310 spring (Econoline)
V — 5310 spring (Econoline)
W — 5310 spring (Ranger)
Z — 5310 spring (Econoline)
Rear Springs
6 — 5560 spring (Econoline)
7 — 5560 spring (Econoline)
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1998 Ford F-250 OEM Service & Repair Manual
Engines covered:
- 4.2L Essex V6
- 4.6L Triton V8
- 5.4L Triton V8
The 1998 Ford F-250 OEM Service & Repair Manual is the official guide for maintaining and repairing the full-size pickup, whether it’s powered by the 4.2L Essex V6 or one of the Triton V8s. It’s structured for practical use in the shop or garage, making it just as useful for seasoned mechanics as it is for first-time DIYers.
This manual walks you through everything from routine maintenance and engine diagnostics to suspension and steering system repairs. Coverage includes detailed procedures for both automatic and manual transmissions, clutch systems, transfer case servicing, and fuel system inspections. You’ll also find guidance on brakes, climate controls, and bodywork repairs.
Content overview:
- General service information and maintenance procedures
- Full chassis coverage: suspension, driveline, brakes, and steering system
- Detailed engine repair and diagnostics for the complete powertrain
- Transmission service for both automatic and manual systems, including clutch and transfer case
- Exhaust and fuel system inspection, servicing, and replacement
- Complete electrical system repair: lighting, battery, charging, and distribution
- Covers climate control, warning systems, audio, and electronic features
- Body and paint section including frame mounting and body repairs
- Step-by-step wiring diagrams for Ford F-150 and F-250 models
Designed for real-world use, this manual keeps things straightforward. If you're chasing down a driveline issue, doing engine work, or sorting out electrical gremlins, this guide helps you get it done with confidence. A solid resource to keep your F-250 on the road and in top shape.
Printable: Yes
Language: English
Compatibility: Pretty much any electronic device, incl. PC & Mac computers, Android and Apple smartphones & tablet, etc.
Requirements: Adobe Reader (free)
