2015 Hyundai Sonata Service and Repair Manual

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Factory-Grade Data

2015 Hyundai Sonata 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.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • GL Sedan 4-Door
  • Eco Sedan 4-Door
  • Premium Sedan 4-Door
  • Hybrid Sedan 4-Door
  • Sport 2.0T Sedan 4-Door
  • Sport Sedan 4-Door
  • Limited 2.0T Sedan 4-Door
  • GLS Sedan 4-Door
  • SE Sedan 4-Door
  • Limited Sedan 4-Door
  • Ultimate 2.0T Sedan 4-Door
  • Hybrid Limited Sedan 4-Door

Engines covered

  • 2.4L 2359CC l4 GAS DOHC Naturally Aspirated
  • 1.6L 1591CC 97Cu. In. l4 GAS DOHC Turbocharged
  • 2.4L 2359CC l4 FULL HYBRID EV-GAS (FHEV) DOHC Naturally Aspirated
  • 2.0L 1998CC 122Cu. In. 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

2015 Hyundai Sonata Recalls & Complaints

NHTSA #21V74900024/09/2021Component: EXTERIOR LIGHTING:TURN SIGNAL

Hyundai Motor America (Hyundai) is recalling certain 2015-2017 Sonata, 2016-2017 Sonata Hybrid, and Sonata Plug-In Hybrid vehicles. The Smart Junction Box (SJB) software logic may not properly interp

Consequence

A turn signal that activates in the opposite direction of what was intended by the driver increases

Remedy

Dealers will update the SJB software, free of charge. Owner notification letters were mailed Novemb

NHTSA #16V23200021/04/2016Component: AIR BAGS:FRONTAL

Hyundai Motor Company (Hyundai) is recalling certain model year 2015-2016 Sonata vehicles manufactured May 29, 2014 to February 11, 2016, 2017 Elantra vehicles manufactured January 12, 2016 to Februar

Consequence

An air bag that does not inflate increases the risk of injury.

Remedy

Hyundai will notify owners, and dealers will replace the driver's frontal air bag module, free of ch

NHTSA #15V67800020/10/2015Component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

Hyundai Motor America (Hyundai) is recalling certain model year 2015-2016 Sonata vehicles manufactured May 28, 2014, to August 21, 2015. The affected vehicles are equipped with an Antilock Braking Sys

Consequence

If the driver is alerted there is a brake system malfunction, but not specifically with the ABS syst

Remedy

Hyundai will notify owners, and dealers will update the ABS control unit software, free of charge.

NHTSA #16V72600011/10/2016Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

Hyundai Motor America (Hyundai) is recalling certain model year 2015-2016 Sonata Hybrid vehicles manufactured December 8, 2014, to August 18, 2015, and Hyundai Sonata vehicles manufactured May 28, 201

Consequence

If the sunroof detaches from the vehicle it could become a road hazard, increasing the risk of a cra

Remedy

Hyundai will notify owners, and dealers will repair the wind deflector anchor plate, free of charge.

NHTSA #17V35900005/06/2017Component: PARKING BRAKE:INDICATOR LIGHT

Hyundai Motor America (Hyundai) is recalling certain 2015-2016 Sonata and Genesis vehicles. In the affected vehicles, the warning light to indicate that the parking brake is applied may intermittentl

Consequence

If the parking brake indicator is not illuminated when the parking brake is applied, the driver may

Remedy

Hyundai will notify owners, and dealers will replace the parking brake switch, free of charge. The

TSB #11032529

Certain Hyundai vehicles with exterior white paint may exhibit peeling or bubbling on metal body panels: hood, fender(s), roof, door(s), quarter panel(s), and tailgate/trunk. The paint warranty coverage for affected vehicles has been extend

TSB #11032528

Some Hyundai vehicles with exterior white paint may exhibit peeling or bubbling on metal body panels: hood, fender(s), roof, door(s), quarter panel(s), and tailgate/trunk. The paint warranty coverage for affected vehicles has been extended

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 #11031416

Certain 2019 2020 model year Santa Fe, 2017 2018 model year Santa Fe Sport, 2015 2019 model year Sonata, and 2018 2021 model year Tucson vehicles may exhibit elevated engine-out emissions. Hyundai is conducting a service campaign to update

TSB #11031400

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 #11030625

Hyundai Motor America is currently investigating an ongoing issue with software GDS event #1383 related to 2015MY Sonata (LFA) 2.4L vehicles. The matter is currently being investigated for a resolution as soon as possible. The impacted vehi

TSB #11030619

Hyundai Motor America is currently investigating an ongoing issue with software GDS event #1383 related to 2015MY Sonata (LFA) 2.4L vehicles. The matter is currently being investigated for a resolution as soon as possible. The impacted vehi

Showing the 8 most recent of 246 technical service bulletins on file with NHTSA.

20230929Component: SERVICE BRAKESCrash reportedFire reported1 injured

Trying to break after being hit to prevent hitting another driver . Ended up hitting the driver still and my car ended up catching on fire .

20230929Component: ELECTRICAL SYSTEMCrash reportedFire reported1 injured

Trying to break after being hit to prevent hitting another driver . Ended up hitting the driver still and my car ended up catching on fire .

20160815Component: SERVICE BRAKESCrash reportedFire reported1 injured

I HAD AN ACCIDENT THIS MORNING IN MY 2015 HYUNDAI SONATA SE DUE TO BRAKE FAILURE A VEHICLE STOPPED IN FRONT OF ME ABOUT ONE-AND-A-HALF CRAWLER AND I APPLIED MY BREAKS BECAUSE I SAW WHEN THE VEHICLE ST

20210823Component: STEERINGCrash reported3 injured

steering wheel locked up while driving causing vehicle to run off the Hwy. vehicle flipped causing injuries

20170316Component: AIR BAGSCrash reported2 injured2 fatalities

TL* THE CONTACT OWNED A 2015 HYUNDAI SONATA. WHILE THE CONTACT'S WIFE WAS DRIVING 51 MPH, ANOTHER VEHICLE COLLIDED HEAD ON INTO THE CONTACT'S VEHICLE. THE FRONT PASSENGER AIR BAG FAILED TO DEPLOY. THE

Showing the 5 most serious of 1627 complaints filed with NHTSA.

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