KiaSedona2003Overview/kia/sedona/2003/base/

2003 Kia Sedona

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

Body VANTransmission Automatic 5-spd

The 2003 Kia Sedona is a minivan built on a unibody platform, equipped with a 5-speed automatic transmission and requiring 4.5 quarts of engine oil with viscosities of 20W-40, 20W-50, or 10W-30 meeting API standards, achieving EPA fuel economy ratings of 14 city, 18 highway, and 16 combined mpg; its complaint profile places it early in the model's 2002–2021 production span, with the 2003 model year accumulating 200 total owner complaints—well below the peak of 385 in 2006 and signaling a trajectory toward the model's eventual improvement, as evidenced by the lowest complaint count of just 8 in 2021, while the top complaint area centered on the electrical system across five total recalls for this model year.

Model year202120202019201820172016201520142003

Quick specs

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

Engine oil capacity4.5 qtOEM · verified
Engine oil type20W-40 / 20W-50 / 10W-30 APIOEM · verified
Lug nut torque65-80 ft-lbsOEM · verified
EPA fuel economy14/18/16 mpgEPA · verified

Fitment & sizes

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

From the factory this vehicle uses a BCI 24F · 500 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 24F · 500 CCAOEM · verified
Tail / brake / turnLAMPOEM · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 5-spd

Dimensions & weight NHTSA vPIC

Overall length194.1 in
Overall width74.8 in
Overall height68.1 in
Wheelbase114.6 in
Curb weight4709 lb
Track (front / rear)63.4 / 63 in
Weight distribution (front / rear)58/42

Ratings & economy EPA / vPIC

EPA city / highway / combined14 / 18 / 16 mpg
DrivetrainFront-Wheel Drive
Recommended fuelRegular Gasoline

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the Sedona of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

9.6–9.8 sec0–60 mph (tested)quickest 9.60 sec — 2002 EX
YearTrim / engine0–60¼ mileHPDrivetrain
2002EX 3.5L V69.60 sec17.40 sec195 hpFWD
2002EX 3.5L V69.80 sec17.40 sec195 hpFWD

Service quick specs OEM factory data

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

This engine holds 4.5 qt of 20W-40 / 20W-50 / 10W-30 API engine oil, DOT 3 · DOT 4 brake fluid. Torque lug nuts to 65-80 ft-lbs, the oil drain plug to 26.0 ft-lbs. The firing order is 1-2-3-4-5-6.

Lubricants & capacities

Brake FluidDOT 3 · DOT 4
Engine CoolantETHYLENE GLYCOL
Engine OilABOVE 32 degrees F
Engine Oil Capacity4.5 qt

Engine torques

Crankshaft Pulley and/or Damper Bolts130-138 ft-lbs
Engine Flywheel Bolts53-56 ft-lbs
Main Bearings51-58 ft-lbs
Engine Oil Pan Drain Plug26.0 ft-lbs
Oil Pump to Cylinder BLock Bolts/Studs9-12 ft-lbs

Chassis torques

Lug Nuts65-80 ft-lbs
Front Wheel Hub188 ft-lbs
Rear Wheel Hub188 ft-lbs

Ignition

Cylinder Firing Order1-2-3-4-5-6
Curb Idle Speed (No Load)700 rpm
Curb Idle Speed Variance (No Load)100 rpm
Spark Plug Gap0.039-0.0.043 in
Spark Plug Torque15.0-21.0 ft-lbs
Ignition Timing10, Not adjustable degrees
Ignition Timing Acceptable Variance2 degrees

Battery & A/C

RefrigerantR134a
Refrigerant Capacity2.14-2.25 lbs
Oil GroupPAG
Oil Type46
Oil Capacity6.75-7.43 oz
Standard BCI Group Number24F
Standard BCI Cranking Performance500 cca

Service checks

Regulated Fuel System Pressure (Without Vacuum)39.0 psi
Regulated Fuel System Pressure (With Vacuum)46.0-50.0 psi
Engine Compression164-185 PSI. 14 Maximum variation PSI.
Engine Oil Pressure11.6 psi
Engine Oil Pressure RPMIdle rpm

Brakes

Torque Caliper to Bracket18-26 ft-lbs
Torque to Knuckle65-79 ft-lbs
Minimum Pad Thickness0.080 in
Minimum Shoe Thickness0.040 in
Rotor Runout Limit0.002 in
Rotor Nominal Thickness From1.024 in
Rotor Nominal Thickness To1.024 in
Rotor Discard at or Under0.945 in

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages
126 ft. lbs., Step 2: 9226 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 60,000 mi.

At 7,500 miExhaust System (Complete) (inspect)
Every 7,500 miBody Fasteners (inspect) · Body Latches, Locks & Hinges (lubricate) · Brake Drum Assembly (inspect) · Brake Rotor (inspect) · Engine Oil (drain & refill) · Exhaust System Heat Shield (inspect)
Every 12,500 miEngine Air Filter Element (inspect)
Every 15,000 miBrake Line (inspect) · Engine Coolant System (leak inspection) · Engine Coolant System Hoses (inspect) · Engine Oil Filter (replace) · Exhaust System (Complete) (inspect) · Transmission Assembly (inspect fluid level)
Every 22,500 miAccessory Drive Belt (inspect) · CV Joint Boot (inspect) · Suspension Ball Joint (inspect)
Every 30,000 miFuel System (inspect) · Fuel Tank (inspect) · Fuel Tank Filler Cap (inspect) · Timing Belt (inspect) · Universal Vehicle Operation (inspect idle speed)
Every 45,000 miFuel Filter (replace)
At 60,000 miTiming Belt (inspect)
Every 60,000 miFuel Evaporative Emission Control System Lines (inspect) · Spark Plugs (replace)

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 2003 Sedona shows 200 complaints, five recalls, four investigations, and 21 TSBs — an improvement in complaint volume over the 2002 debut year (255 complaints) but with more recalls and investigations, and slightly higher metrics than the 2004 follow-up (212 complaints, three recalls). Across the generation, complaints peak sharply in 2006 (385) before a long decline, while recalls cluster early (2002–2007) and TSBs rise steadily to a 2015 high of 146, indicating evolving service attention rather than early resolution. The 2003 model’s top complaint categories — Electrical System (26), Air Bags (22), Engine & Engine Cooling (18), and Service Brakes, Hydraulic (16) — plus 28 fire complaints and 15 crash complaints, signal safety-relevant patterns the data doesn’t specify root causes for. Investigations appear only in the first three model years and again briefly in 2011–2012, 2014, and 2016, placing 2003 in the initial regulatory scrutiny window. Compared to the generation’s arc, 2003 sits at a transitional point: better than the launch year but before the 2006 spike, with above-average recall and investigation activity for the early run. For a buyer, this is a fair but not standout year — verify all five recalls are completed and scrutinize electrical, air bag, and brake systems, as the fire and crash complaint counts warrant extra due diligence.

5
Open recalls
NHTSA campaigns
21
Service bulletins
Manufacturer communications
4
ODI investigations
Office of Defects Investigation
200
Owner complaints
15 involved a crash · 28 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 200 complaints on record, top 8 components.

Electrical System26
Air Bags22
Engine & Engine Cooling18
Service Brakes, Hydraulic16
Vehicle Speed Control12
Suspension8
Tires7
Seat Belts7

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 4 campaigns on record for this vehicle.

05V329000Vehicle Speed Control:CablesReported 20/07/2005

ON CERTAIN MINI VANS, FREEZING CONDITIONS CAN CAUSE WATER ON THE THROTTLE CABLE TO FREEZE DURING NORMAL OPERATION. RESISTANCE TO MOVEMENT OF THE THROTTLE CABLE CAN OCCUR WHEN THE DRIVER LIFTS THEIR FOOT OFF OF THE GAS… Remedy: DEALERS WILL MODIFY A PROTECTIVE SLEEVE AROUND THE THROTTLE CABLE. THE RECALL BEGAN ON AUGUST 15, 2005. OWNERS MAY CONTACT KIA AT 1-800-333-4542.

05V232000WheelsReported 19/05/2005

ON CERTAIN MINI VANS EQUIPPED WITH ALLOY WHEELS, MOISTURE CAN ACCUMULATE AROUND THE REAR HUB CAPS CAUSING DAMAGE TO THE OUTER WHEEL BEARING. Remedy: DEALERS WILL REPLACE THE REAR HUB CAPS FREE OF CHARGE. UPON INSPECTION, SOME VEHICLES WILL ALSO REQUIRE REPLACEMENT OF THE REAR OUTER BEARINGS AND/OR HUB ASSEMBLY. THE RECALL…

Technical service bulletins NHTSA · verified

Showing 5 of 21 bulletins on record with NHTSA.

BulletinDateComponentSummary
TSB_BOD055_R12021-09-13StructureTECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - This…
PS5392018-03-02Engine And Engine CoolingPITSTOP - ENGINE COMPONENT RE-USE GUIDELINES - In general, parts and components removed…
TSB-GEN085R12017-01-18EquipmentTSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners…
TSB-GEN0852016-11-04Latches/Locks/LinkagesTSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners…
PS4432016-04-04Electrical SystemTSB - USE OF AFTERMARKET USB CHARGING CABLES IN USB/12V PORTS - This article provides…

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 Sedona. 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 Sedona take?

4.5 qt of ABOVE 32 degrees F: 20W-40 OR 20W-50 API SM, ABOVE -10 degrees F: 10W-30, 10W-40 OR 10W-50 API SM, BELOW 100 degrees F: 5W-30 OR 5W-40 API SM, per the factory manual.

Does the 2003 Sedona have open recalls?

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

What gas mileage does the Sedona get?

EPA figures are 14 city / 18 highway / 16 combined mpg.