HYUNDAI SONATA HYBRID 2023 Owners Manual

OWNER’S MANUAL
Operation
Maintenance
Specifications
All information in this Owner’s Manual is current at the time
of publication. However, HYUNDAI reserves the right to make
changes at any time so that our policy of continual product
improvement may be carried out.
This manual applies to all HYUNDAI models and includes
descriptions and explanations of optional as well as standard
equipment. As a result, you may find material in this manual
that does not apply to your specific vehicle.
Introduction

IntroductionF2
This manual includes information titled as DANGER, WARNING, CAUTION and
NOTICE.
These titles indicate the following:
DANGER
DANGER indicates a hazardous situation which, if not avoided, will result in
death or serious injury.
WARNING
WARNING indicates a hazardous situation which, if not avoided, could result
in death or serious injury.
CAUTION
CAUTION indicates a hazardous situation which, if not avoided, could result
in minor or moderate injury.
NOTICE
NOTICE indicates a situation which, if not avoided, could result in vehicle
damage.
Your HYUNDAI should not be modified in any way. Such modifications may
adversely affect the performance, safety or durability of your HYUNDAI
and may, in addition, violate conditions of the limited warranties covering
the vehicle. Certain modifications may also be in violation of regulations
established by the U.S. Department of Transportation and other federal or state
agencies.
Your vehicle is equipped with a Tire Pressure Monitoring System, Passenger Occupant Classification System and other CAN bus systems. It is possible for an improperly installed/adjusted high powered two-way radio to adversely affect electronic systems. For this reason, we recommend that you carefully follow the radio manufacturer’s instructions if you choose to install one of these
devices.
CAUTION: MODIFICATIONS TO YOUR HYUNDAI
TWO-WAY RADIO INSTALLATION
SAFETY AND VEHICLE DAMAGE WARNING

F3
Your Hyundai vehicle may be equipped with technologies and services that use
information collected, generated, recorded or stored by the vehicle. Hyundai
has created a Vehicle Owner Privacy Policy to explain how these technologies
and services collect use and share this information.
You may read our Vehicle Owner Privacy Policy on the Hyundaiusa.com website
at: https://www.hyundaiusa.com/owner-privacy-policy.aspx
If you would like to receive a hard copy of our Vehicle Owner Privacy Policy,
please contact the Hyundai Customer Care Center at:
Hyundai Customer Care
P.O. Box 20850
Fountain Valley, CA 92728 800-633-5151
[email protected]
Hyundai’s Customer Connect Center representatives are available Monday
through Friday,
between the hours of 5:00 AM and 7:00 PM PST and Saturday and Sunday
between 6:30 AM and 3:00 PM PST (English).
For Customer Connect Center assistance in Spanish or Korean, representatives
are available Monday through Friday between 6:30 AM and 3:00 PM PST.
HYUNDAI VEHICLE OWNER PRIVACY POLICY

IIndex Maintenance
Emergency Situations
While Driving
Convenience Features
Instrument Cluster
Seats & Safety System
Vehicle Information
Foreword / Starting your Hybrid vehicle
Table of Contents
1
2
3
4
5
6
7
8

Introduction........................................................................\
................................ 1-2
Hyundai Motor America
........................................................................\
............1-2
Guide to Hyundai Genuine Parts
......................................................................1-3
How to Use This Manual
........................................................................\
............1-4
Safety Messages
........................................................................\
........................1-4
Fuel Requirements
........................................................................\
.....................1-5
Vehicle Modifications
........................................................................\
................1 -7
Vehicle Break-In Process
........................................................................\
...........1 -7
Vehicle Data Collection and Event Data Recorders
........................................1-8
HEV (Hybrid Electric Vehicle) System
..............................................................1-9
Driving the Hybrid Vehicle
........................................................................\
......1-10Starting the Vehicle ........................................................................\
.............................1-10
Special Features ........................................................................\
..................................1-10
Hybrid System Gauge ........................................................................\
.........................1-12
Warning and Indicator Lights ........................................................................\
.............1-13
LCD Display Messages ........................................................................\
........................1-14
Energy Flow ........................................................................\
.........................................1-17
Safety Precautions for Hybrid System ............................................................1-20Hybrid Vehicle Components ........................................................................\
.............1-20
Service Interlock Connector ........................................................................\
...............1-22
Hybrid Battery Cooling Duct ........................................................................\
..............1-22
If an Accident Occurs ........................................................................\
..........................1-23
When the Hybrid Vehicle Shuts Off ........................................................................\
...1-24
Foreword / Starting your Hybrid vehicle
1. Foreword / Starting your
Hybrid vehicle
1

Foreword / Starting your Hybrid vehicle
1-2
INTRODUCTION
Congratulations, and thank you for choosing HYUNDAI. We are pleased to welcome
you to the growing number of discerning people who drive HYUNDAIs. We are very
proud of the advanced engineering and high-quality construction of each HYUNDAI
we build.
Your Owner’s Manual will introduce you to the features and operation of your new
HYUNDAI. To become familiar with your new HYUNDAI, so that you can fully enjoy it,
read this Owner’s Manual carefully before driving your new vehicle.
This manual contains important safety information and instructions intended to
familiarize you with your vehicle’s controls and safety features so you can safely
operate your vehicle.
This manual also contains information on maintenance designed to enhance safe
operation of the vehicle. It is recommended that all service and maintenance on your
car be performed by an authorized HYUNDAI dealer. HYUNDAI dealers are prepared
to provide high-quality service, maintenance and any other assistance that may be
required.
This Owner’s Manual should be considered a permanent part of your vehicle, and
should be kept in the vehicle so you can refer to it at any time. The manual should stay
with the vehicle if you sell it to provide the next owner with important operating, safety
and maintenance information.
HYUNDAI MOTOR AMERICA
CAUTION
Severe engine and transmission damage may result from the use of poor quality
fuels and lubricants that do not meet HYUNDAI specifications. You must always use
high quality fuels and lubricants that meet the specifications listed on Page 2-11 in
the Vehicle Specifications section of the Owner’s Manual.
Copyright 2022 HYUNDAI Motor America. All rights reserved. No part of this
publication may be reproduced, stored in any retrieval system or transmitted in
any form or by any means without the prior written permission of HYUNDAI Motor
America.

01
1-3
1. What are HYUNDAI Genuine Parts?
HYUNDAI Genuine Parts are the
same parts used by HYUNDAI Motor
Company to manufacture vehicles.
They are designed and tested for the
optimum safety, performance, and
reliability for our customers.2. Why Hyundai Genuine Parts?
HYUNDAI Genuine Parts are
engineered and built to meet rigid
manufacturing requirements.
Damage caused by using imitation,
counterfeit or used salvage parts is
not covered under the HYUNDAI New
Vehicle Limited Warranty or any other
HYUNDAI warranty.
In addition, any damage to or failure
of HYUNDAI Genuine Parts caused
by the installation or failure of an
imitation, counterfeit or used salvage
part is not covered by any HYUNDAI
Warranty.
3. How can you tell if you are
purchasing HYUNDAI Genuine Parts?
Look for the HYUNDAI Genuine Parts
Logo on the package (see below).
HYUNDAI Genuine Parts exported
to the U.S. are packaged with labels
written only in English.
HYUNDAI Genuine Parts are only
sold through authorized HYUNDAI
Dealerships.
GUIDE TO HYUNDAI GENUINE PARTS

Foreword / Starting your Hybrid vehicle
1-4
We want to help you get the greatest
possible driving pleasure from your
vehicle. Your Owner’s Manual can assist
you in many ways. To gain an overview
of the contents of your Owner’s Manual,
use the Table of Contents in the front
of the manual. The first page of each
Chapter includes a detailed Table of
Contents of the topics in that Chapter.
To quickly locate information about your
vehicle, use the Index in the back of the
manual. It is an alphabetical list of what
is in this manual and the page number
where it can be found.
For your convenience, we have
incorporated tabs on the right-hand
page edges. These tabs are coded with
the Chapter titles to assist you with
navigating through the manual.Your safety, and the safety of others,
is very important. This Owner’s
Manual provides you with many safety
precautions and operating procedures.
This information alerts you to potential
hazards that may hurt you or others, as
well as cause damage to your vehicle.
Safety messages found on vehicle
labels and in this manual describe these
hazards and what to do to avoid or
reduce the risks.
Warnings and instructions contained in
this manual are for your safety. Failure to
follow safety warnings and instructions
can lead to serious injury or death.
HOW TO USE THIS MANUAL
SAFETY MESSAGES

01
1-5
Your new vehicle is designed to obtain
maximum performance with UNLEADED
FUEL, as well as minimize exhaust
emissions and spark plug fouling.
Your new vehicle is designed to
perform optimally unleaded fuel having
an octane number ((R+M)/2) of 87
(Research Octane Number 91) or higher.
(Do not use methanol blended fuels)
NOTICE
To prevent damage to the engine and
engine components, never add any fuel
system cleaning agents to the fuel tank
other than what has been specified.
Consult an authorized HYUNDAI dealer
for additional information.
WARNING
• Do not “top off” after the nozzle
automatically shuts off when
refueling.
• Always check that the fuel cap is
installed securely to prevent fuel
spillage in the event of an accident.
FUEL REQUIREMENTS
Throughout this manual DANGER,
WARNING, CAUTION, NOTICE and the
SAFETY ALERT SYMBOL will be used.
This is the safety alert symbol. It is used to alert you to potential
physical injury hazards. Obey
all safety messages that follow
this symbol to avoid possible
injury or death. The safety alert
symbol precedes the signal
words DANGER, WARNING and
CAUTION.
DANGER
DANGER indicates a hazardous
situation which, if not avoided, will
result in death or serious injury.
WARNING
WARNING indicates a hazardous
situation which, if not avoided, could
result in death or serious injury.
CAUTION
CAUTION indicates a hazardous
situation which, if not avoided, could
result in minor or moderate injury.
NOTICE
NOTICE indicates a situation which,
if not avoided, could result in vehicle
damage.