2023 Kia Rio Service and Repair Manual

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Factory-Grade Data

2023 Kia Rio 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 Pack Hatchback 4-Door
  • LX Premium Sedan 4-Door
  • LX+ Sedan 4-Door
  • EX Sedan 4-Door
  • S Sedan 4-Door
  • S Pack Hatchback 4-Door
  • EX Hatchback 4-Door
  • LX Sedan 4-Door
  • S Pack Sedan 4-Door
  • L Sedan 4-Door
  • S Hatchback 4-Door
  • EX Premium Sedan 4-Door
  • LX Hatchback 4-Door

Engines covered

  • 1.6L 1591CC 97Cu. In. l4 GAS DOHC Naturally Aspirated
  • 1.6L 1598CC 98Cu. In. l4 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

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Vehicle Safety Data

2023 Kia Rio Recalls & Complaints

No active recalls The 2023 Kia Rio has no recalls on file with NHTSA.
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 #11015973

TECHNICAL SERVICE BULLETIN: SERVICE ACTION: KIA CONNECT MODEM RESET (SA611) - This bulletin outlines the procedure for resetting the modem in certain 2016-2025MY Kia vehicles listed on page 3 that are equipped with Kia Connect Services. The

TSB #11012903

TECHNICAL SERVICE BULLETIN: SERVICE ACTION: DISPLAY AUDIO 2.0/AVN5WSOFTWARE UPDATE (SA569) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin

TSB #11012029

TECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0V/AVN5W SOFTWARE UPDATE - 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 pr

TSB #11005368

TECHNICAL SERVICE BULLETIN: DISPLAY AUDIO 2.0V/AVN5W SOFTWARE UPDATE - This bulletin provides information to update the software on Display Audio 2.0 (D2V) and 5th Generation AVN Wide (AVN5W) head units on certain 2021-2023MY Kia vehicles.

TSB #11004930

TECHNICAL SERVICE BULLETIN: IVT OIL PRESSURE SENSOR REPLACEMENT: This bulletin provides information to replace the Intelligent Variable Transmission (IVT) Oil Pressure Sensor (OPS) on some 2018-2024MY vehicles listed on page 3 equipped with

TSB #11000787

This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced.

Showing the 8 most recent of 18 technical service bulletins on file with NHTSA.

20251113Component: UNKNOWN OR OTHER

Paint peeling. Took a month to have the dealer /warranty repair the roof in July 2025. Then in Sept 2025 have 2 more areas doing the same thing. Reached back out to dealer end of Sept then mid Oct fol

20250810Component: ENGINE

I’ve been hearing this rattle noise mostly when I crank the vehicle. I took it to go get checked out and they heard it when I first brought it in for them to check. But when they got it to the back

20250810Component: UNKNOWN OR OTHER

I’ve been hearing this rattle noise mostly when I crank the vehicle. I took it to go get checked out and they heard it when I first brought it in for them to check. But when they got it to the back

20250404Component: STEERING

The vehicle has difficulty following a center line, higher than normal steering wheel input is required. Feels like the vehicle is being driven in strong crosswinds at any speed above 55 MPH. The ve

20241122Component: ENGINE

The contact owns a 2023 Kia Rio. The contact stated that while driving 40 MPH, the vehicle lost motive power. There was no warning light illuminated. The contact pulled over to the side of the road an

Showing the 5 most serious of 20 complaints filed with NHTSA.

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