2020 Kia Sedona Service and Repair Manual

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Covers all 2020 Sedona trims — LX Mini Passenger Van 4-Door, EX Pack Mini Passenger Van 4-Door, SX Tech Mini Passenger Van 4-Door +5 more ·
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2020 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

  • LX Mini Passenger Van 4-Door
  • EX Pack Mini Passenger Van 4-Door
  • SX Tech Mini Passenger Van 4-Door
  • LX+ Mini Passenger Van 4-Door
  • L Mini Passenger Van 4-Door
  • SXL Mini Passenger Van 4-Door
  • EX Mini Passenger Van 4-Door
  • SX Mini Passenger Van 4-Door

Engines covered

  • 3.3L 3342CC 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
NHTSA #20V39900008/07/2020Component: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

Kia Motors America (KIA) is recalling certain 2020 Sedona vehicles. The battery positive (B+) terminal nut on the alternator may not have been tightened properly during assembly, possibly causing it t

Consequence

If the alternator B+ terminal nut loosens, electrical arcing may result, increasing the risk of a fi

Remedy

Kia will notify owners, and dealers will inspect the alternator B+ terminal nut, tightening it as ne

TSB #11028908

TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR AND DECAL INSTALLATION (CS2312) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are ind

TSB #11026980

CUSTOMER SATISFACTION CAMPAIGN: OWNER NOTIFICATION (CS2312) - This document is the owner notification advising that Kia is conducting Customer Satisfaction Campaign. A software upgrade that addresses the social media theft method has been m

TSB #11026825

TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: THEFT DETERRENT IGNITION CYLINDER PROTECTOR AND DECAL INSTALLATION (CS2312) - This bulletin provides information to install a Theft Deterrent Ignition Cylinder Protector on certain 2010-202

TSB #11026698

PITSTOP: TECHNICAL OPERATIONS: EXTERNAL DAMAGE TO ULTRASONIC SENSOR: This Pitstop provides information related to Parking Distance Warning (PDW) alerts and repairs involving ultrasonic sensors. The PDW system alerts the driver while parking

TSB #11017172

TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - 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 bulletin provid

TSB #11016063

TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: HIGH-PRESSURE FUEL PUMP REPLACEMENT (WTY034) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in

TSB #11008051

TECHNICAL SERVICE BULLETIN: WARRANTY EXTENSION CAMPAIGN: HIGH-PRESSURE FUEL PUMP REPLACEMENT (WTY034) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in

TSB #11001599

TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2308) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black

Showing the 8 most recent of 53 technical service bulletins on file with NHTSA.

20260509Component: STRUCTURE:BODY

Paint delaminating due to latent defects.

20260114Component: WHEELS:RIM

The contact owns a 2020 Kia Sedona. While driving approximately 30 MPH on a main road, the steering wheel started shaking abnormally and became difficult to control. The vehicle was driven to a tire s

20260114Component: STRUCTURE:BODY:DOOR

The contact owns a 2020 Kia Sedona. While driving approximately 30 MPH on a main road, the steering wheel started shaking abnormally and became difficult to control. The vehicle was driven to a tire s

20260102Component: ENGINE

March 2024 just before hitting 100,000 miles I started having oil consumption issues. Current milage is 137,300 About 10,000 miles ago my check engine light came on. I took it to an auto parts store a

20260102Component: POWER TRAIN

March 2024 just before hitting 100,000 miles I started having oil consumption issues. Current milage is 137,300 About 10,000 miles ago my check engine light came on. I took it to an auto parts store a

Showing the 5 most serious of 26 complaints filed with NHTSA.

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