2023 Kia K5 Service and Repair Manual

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Factory-Grade Data

2023 Kia K5 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

  • LXS Sedan 4-Door
  • EX Sedan 4-Door
  • GT Sedan 4-Door
  • LX Sedan 4-Door
  • GT-Line Sedan 4-Door

Engines covered

  • 1.6L 1598CC 98Cu. In. l4 GAS DOHC Turbocharged
  • 2.5L 2497CC l4 GAS DOHC Turbocharged

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

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Vehicle Safety Data

2023 Kia K5 Recalls & Complaints

NHTSA #25V79400017/11/2025Component: FUEL SYSTEM, GASOLINE

Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tan

Consequence

A melted fuel tank can leak, increasing the risk of a fire.

Remedy

Dealers will replace the check valve. The fuel tank will be inspected for damage and replaced as nec

NHTSA #22V76000011/10/2022Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Kia Motors, Inc. (Kia) is recalling certain 2021-2022 Sorento and 2021-2023 K5 vehicles. The vehicle's "fail-safe" limited-mobility drive mode may be impaired, when prompted by a transmission oil pum

Consequence

Loss of drive power increases the risk of a crash.

Remedy

Dealers will inspect and replace the transmission, as necessary. Dealers will also update the trans

NHTSA #23V14900007/03/2023Component: AIR BAGS:SIDE/WINDOW:CURTAIN

Kia America, Inc. (Kia) is recalling certain 2021-2023 K5 vehicles. The side curtain air bags may have been installed incorrectly, causing them not to deploy properly in the event of a crash.

Consequence

Air bags that do not deploy as intended can increase the risk of injury in a crash.

Remedy

Dealers will inspect and reinstall the side curtain air bags, as necessary, free of charge. Owner n

TSB #11031906

TECHNICAL SERVICE BULLETIN: INFOTAINMENT SOFTWARE UPDATE PROCEDURE - This bulletin provides information on the process for downloading infotainment software updates and preparing USB for installation on applicable Kia vehicles. The software

TSB #11029984

TECHNICAL SERVICE BULLETIN: CUSTOMER ACTION: CHROME TRUNK LID MOLDING REPLACEMENT (CA2514) - This bulletin provides information regarding replacement of the chrome trunk lid molding on certain 2023-2024MY K5 (DL3a) vehicles produced from Oc

TSB #11027856

TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: FUEL TANK AND/OR PCSV CHECK VALVE INSPECTION/REPLACEMENT + ECU SW UPGRADE (SC288/SC288A) CLOSED & SUPERSEDED - This bulletin is now closed and superseded by SC356. This bulle

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 #11026048

TECHNICAL SERVICE BULLETIN: SERVICE ACTION: TRUNK LID AND C-PILLAR GARNISH INSPECTION & REPLACEMENT (SA552) - CLOSED AND SUPERSEDED BY SC346 - This bulletin is now closed and superseded. This bulletin provides information to inspect the rea

TSB #11025760

TECHNICAL SERVICE BULLETIN: ITM REPLACEMENT AND ECM LOGIC IMPROVEMENT (CA2511) - This bulletin provides information to replace the Integrated Thermal Management Module (ITM) and then upgrade the Engine Control Module ECM system software on

TSB #11024347

VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER RENOTIFICATION (SC288 FLIGHT 301) - This document is the owner renotification advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2021-2024 MY K5 vehicles equipped wi

TSB #11020864

VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC288A) - This document is the owner notification advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2021-2024 MY K5 vehicles equipped with 1.6L Turbo

Showing the 8 most recent of 67 technical service bulletins on file with NHTSA.

20230713Component: AIR BAGSCrash reported6 injured

I was in a car accident on 6/30/23. I was side swiped and the front airbag deployed and exploded in my face, knocking me unconscious and leaving me with chemical burns. I had a grade 2 concussion so

20260130Component: SERVICE BRAKESCrash reported1 injured

The contact owns a 2023 Kia K5. The contact stated that while driving at approximately 5 MPH and approaching a stop sign exiting a parking lot, as the contact depressed the brake pedal to stop for a c

20260130Component: FORWARD COLLISION AVOIDANCECrash reported1 injured

The contact owns a 2023 Kia K5. The contact stated that while driving at approximately 5 MPH and approaching a stop sign exiting a parking lot, as the contact depressed the brake pedal to stop for a c

20250324Component: AIR BAGSCrash reported1 injured

I was involved in a head on collision, all of my safety warning notified me but my airbags NEVER deployed. This is a serious safety hazard especially with many problems being reported with airbag depl

20240325Component: STRUCTURE:BODYCrash reported

Back number was replaced

Showing the 5 most serious of 136 complaints filed with NHTSA.

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