2003 Kia Sedona service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- EX Mini Passenger Van 5-Door
- LX Mini Passenger Van 5-Door
Engines covered
- 3.5L 3497CC V6 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
ON CERTAIN PASSENGER VEHICLES, THERE WAS A PROGRAMMING ERROR IN THE ANTI-LOCK BRAKING SYSTEM (ABS) ELECTRONIC CONTROL MODULE LOGIC. THE PROGRAMMING ERROR COULD CAUSE REDUCED BRAKING FORCE AT SPEEDS B
SUCH INCREASED STOPPING DISTANCES COULD RESULT IN A CRASH.
DEALERS WILL REPROGRAM THE CONTROL MODULE. OWNER NOTIFICATION BEGAN MAY 19, 2003. OWNERS WHO TAKE
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 F
THIS CAN CAUSE THE CABLE TO STICK, THUS PREVENTING THE ENGINE FROM RETURNING TO IDLE AND CAUSING THE
DEALERS WILL MODIFY A PROTECTIVE SLEEVE AROUND THE THROTTLE CABLE. THE RECALL BEGAN ON AUGUST 15, 2
ON CERTAIN MINI VANS EQUIPPED WITH ALLOY WHEELS, MOISTURE CAN ACCUMULATE AROUND THE REAR HUB CAPS CAUSING DAMAGE TO THE OUTER WHEEL BEARING.
WHEEL BEARING FAILURE MAY OCCUR WITHOUT WARNING WHICH COULD RESULT IN A CRASH.
DEALERS WILL REPLACE THE REAR HUB CAPS FREE OF CHARGE. UPON INSPECTION, SOME VEHICLES WILL ALSO REQU
ON CERTAIN MINI VANS, DURING ASSEMBLY, THE THROTTLE CABLE WOULD TWIST ITSELF OUT OF POSITION.
THIS CAN PERMIT THE CABLE TO BE HUNG UP, WHICH COULD RESULT IN A CRASH.
DEALERS WILL REPLACE THE THROTTLE CABLE FREE OF CHARGE. VEHICLES PRODUCED FROM MARCH 20, 2001 THRO
TECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This b
TSB - USE OF AFTERMARKET USB CHARGING CABLES IN USB/12V PORTS - This article provides information regarding the use of USB ports and 12V power outlets to connect/charge mobile phones. Customers may experience issues with their head units th
TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners, which are designed to lock into place once fully attached, are utilized in various Kia models and are strictly intended for ?one time use.? Some example
TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners utilized in various Kia models are strictly intended for ?one time use?. Though not limited to the following, some examples are: axle shaft nuts with sta
TSB: AUTOMATIC TRANSMISSION FLUID APPLICATION GUIDE - THIS BULLETIN PROVIDES INFORMATION RELATING TO THE CORRECT AUTOMATIC TRANSMISSION FLUIDS THAT ARE REQUIRED FOR EACH KIA MODEL. REFER TO THE SHOP MANUAL ON KGIS FOR THE SPECIFIC KIA MODEL
KIA: INTERMITTENT MIL ON WITH NO FAULT CODE STORED; INFORMATION ABOUT DTC P1330. PROVIDES INFORMATION RELATING TO CERTAIN VEHICLES. IN AFFECTED VEHICLES AN INTERMITTENT SHORT TO GROUND IN A CIRCUIT ONLY INTENDED FOR TESTING PURPOSES MAY CAU
KIA: ECM UPGRADE WITH TP SENSOR REPLACEMENT-MIL ON WITH DTC P2135/P0638. INFORMATION RELATED TO ECM SOFTWARE AND TP SENSOR UPGRADE ON SOME VEHICLES WITH 2.7L ENGINES WHICH MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH T
KIA: POWER SLIDING DOOR REMOE CONTROLLER MOTOR REPLACEMENT. ON SOME VEHICLES, A POWER SLIDING DOOR (PSD) MAY NOT OPEN WHEN USING AN OVERHEAD CONSOLE SWITCH, B PILLAR SWITCH OR REMOTE CONTROL BUTTON. *PE
Showing the 8 most recent of 20 technical service bulletins on file with NHTSA.
ON APRIL 23 2005 THE FRONT END OF MY 2003 KIA SEDONA HIT A FORD EXPLORER. THIS ACCIDENT CAUSED $9,000 IN DAMAGE TO MY KIA AND SENT MYSELF, MY HUSBAND, AND MY 2 YEAR OLD DAUGHTER TO THE HOSPITAL. MY
IN JULY 2004 A PERSON RAN A STOP SIGN, I COMPLETELY DROVE INTO HER WHOLE PASSENGERS SIDE WITH THE FRONT END OF MY 2003 KIA SEDONA. I ALSO HAD MY 2 YEAR OLD SON IN THE CAR AT THE TIME. THE AIR BAGS D
DRIVING A 2003 KIA SEDONA APPROXIMATELY 35 MPH WHEN A CAR MADE A LEFT TURN RIGHT IN FRONT OF US. WE HIT THEM ALMOST HEAD ON, THEN WERE THROWN TO THE RIGHT, UP OVER A CURB AND CAME TO REST AGAINST A B
UPON IMPACT THE DRIVER'S SIDE AIR BAG DID NOT DEPLOY RESULTING IN THE DRIVER HITTING HER FACE ON THE STEERING WHEEL.*MR THE DRIVER SUFFERED FROM MULTIPLE CUTS INSIDE HER MOUTH, A FRACTURED NOSE WHICH
TL* THE CONTACT OWNS A 2003 KIA SEDONA. THE CONTACT STATED THAT SHE FELL ASLEEP BEHIND THE WHEEL WHILE DRIVING AT AN UNKNOWN SPEED, WHICH RESULTED IN THE VEHICLE CRASHING INTO A TREE. THE CONTACT STR
Showing the 5 most serious of 214 complaints filed with NHTSA.
