2004 Kia Sedona
Browse our directory of 2004 Kia Sedona vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2004 Kia Sedona has 2 known issues. 1 of these are classified as serious faults that could be expensive to repair. 1 are moderate concerns worth inspecting before purchase.
2.9 CRDi High-Pressure Fuel Pump Internal Disintegration and Swarf Contamination
SeriousThe Delphi common-rail high-pressure injection pump fitted to the 2.9-litre CRDi diesel engine is prone to internal mechanical degradation. As the internal cam and rollers break down, they shed microscopic metallic swarf into the fuel lines, contaminating the common fuel rail, clogging the fuel filter, and jamming the diesel injectors. Early warning signs include engine power surging, severe hesitation under acceleration, and prolonged cranking before starting. Left unresolved, the metal debris circulates through the entire fuel system, requiring a full fuel tank flush or replacement alongside new pump and injectors.
Symptoms: Sudden surges in engine power followed immediately by cutting out or limp mode, Sluggish throttle response and severe hesitation when accelerating on dual carriageways...
Est. repair cost: £600–£3,200
Automatic Transmission Output Speed Sensor Failure and Third-Gear Limp Mode
ModerateOn automatic Sedona models, the electronic transmission output speed sensor mounted atop the gearbox casing suffers from heat fatigue and internal circuit failure. When signal output to the transmission control module drops out, the gearbox abruptly triggers failsafe mode, locking into third gear while cruising on the motorway and refusing to shift into top gear or overdrive. Drivers also report erratic gear hunting, delayed engagement, and severe jolts when shifting into Drive at a standstill. Renewing the speed sensor and wiring plug is essential to restore proper shift operation.
Symptoms: Gearbox abruptly locking into third gear limp mode while driving at motorway speeds, Transmission hunting between gears or flaring revs before shifting up...
Est. repair cost: £140–£390
Buying Tips for the 2004 Kia Sedona
- Inspect the operation of both sliding side doors (electric on high-spec models) for smooth gliding on tracks and secure latching
- Check the condition of the 2.9 CRDi engine oil and cooling system, looking for signs of oil contamination or cooling hose degradation
- Inspect the rear subframe, chassis outriggers, and brake pipe runs for road salt corrosion that can lead to MOT structural failure
- Confirm that the front and rear heating and ventilation blowers both output hot and cold air, as rear underbody coolant pipes are prone to leaking
- Test the manual clutch pedal effort and check for shudder, as the Sedona heavy kerb weight puts considerable strain on the driveline
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