2023 Genesis G70 Service and Repair Manual

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Factory-Grade Data

The 2023 Genesis G70 Service and Repair Manual is a practical, workshop-ready reference for maintenance, diagnostics, and repairs. Use it to troubleshoot symptoms, follow step-by-step procedures, verify specifications, and confirm wiring and connector locations before replacing parts.

Ideal for technicians and DIY owners, it supports everything from routine service to deeper mechanical and electrical work—including drivability, no-start, warning lights, overheating, brake and suspension issues, HVAC faults, and circuit testing.

Trims covered

  • Advanced Sedan 4-Door
  • Base Sedan 4-Door
  • Prestige Sedan 4-Door
  • Select Sedan 4-Door
  • Sport Advanced Sedan 4-Door
  • Sport Prestige Sedan 4-Door
  • Sport Sedan 4-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 3.3L 3342CC V6 GAS DOHC Turbocharged

What’s inside

  • 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

Why this manual matters

  • Faster diagnostics with system-based troubleshooting and wiring diagrams
  • Clear procedures and reference sections to reduce guesswork and rework
  • Helpful for maintenance planning and verifying parts/specs before repairs

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Vehicle Safety Data

2023 Genesis G70 Recalls & Complaints

NHTSA #24V52800012/07/2024Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP:CONTROL/DRIVE MODULE

Hyundai Motor America (Hyundai) is recalling certain 2019-2022 Veloster N, 2019-2023 Genesis G70, 2022-2023 Elantra N, and Kona N vehicles. The fuel pump may fail, which can result in a loss of drive

Consequence

A loss of drive power can increase the risk of a crash.

Remedy

Dealers will update engine control module software. In addition, dealers will inspect and replace t

TSB #11032523

The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous drivers-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These infla

TSB #11032522

The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driverside airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN),

TSB #11031401

Some vehicles may exhibit difficulty starting in cold weather. This bulletin provides the procedure to perform an inspection on the starter magnetic switch for potential freezing and, if necessary, replace the starter magnetic switch (solen

TSB #11030323

Some 2020MY and newer vehicles equipped with a front view camera may illuminate certain warning lights and trigger DTC C272246 fault code for the front camera. In the following cases, the front camera auto-calibration range may be exceeded

TSB #11027792

Certain G70 (IK) vehicles equipped with the 2.0T-GDI engine may illuminate the Check Engine Light as a result of DTC P019100 (Fuel Rail Pressure Sensor Circuit Range/Performance). This bulletin provides instructions for updating the Engine

TSB #11027790

Certain G70 (IK) vehicles equipped with the 2.0T-GDI engine may illuminate the Check Engine Light as a result of DTC P019100 (Fuel Rail Pressure Sensor Circuit Range/Performance).

TSB #11027051

Certain G70 (IK) vehicles may exhibit abnormal creak and/or rattling noise from the wide sunroof assembly while driving on uneven road conditions. This bulletin outlines the procedures to repair the noise.

TSB #11025476

This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside th

Showing the 8 most recent of 45 technical service bulletins on file with NHTSA.

20260124Component: SERVICE BRAKESCrash reported

I had heard a thumping noise in the front end when I would turn the vehicle. On the date of crash, there was a very loud pop noise, then loss of brakes and impact. Air bags deployed due to impact. Tot

20260124Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reported

I had heard a thumping noise in the front end when I would turn the vehicle. On the date of crash, there was a very loud pop noise, then loss of brakes and impact. Air bags deployed due to impact. Tot

20260124Component: FORWARD COLLISION AVOIDANCE: WARNINGSCrash reported

I had heard a thumping noise in the front end when I would turn the vehicle. On the date of crash, there was a very loud pop noise, then loss of brakes and impact. Air bags deployed due to impact. Tot

20220919Component: STRUCTURE:BODYCrash reported

Unintentional acceleration - parked car crashed into garage wall, damaging front bumper and home structure. Have lost all faith in vehicle. Sensors and automatic brake failed. Car concerns have been r

20220919Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reported

Unintentional acceleration - parked car crashed into garage wall, damaging front bumper and home structure. Have lost all faith in vehicle. Sensors and automatic brake failed. Car concerns have been r

Showing the 5 most serious of 33 complaints filed with NHTSA.

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