2026 BYD Sealion 7 Owner's Manual

2026 BYD Sealion 7 owners manual
Year:
2026
Make:
BYD
Model:
Sealion 7

Online manual

Size:
5.1 MB
PDF:
Manual Download

Table of Contents

Safety
11
Seat Belts
12
Seat Belt Overview
12
Seat Belt Overview
12
Emergency Locking Retractor (ELR)
12
Pretensioner and Force Limiter Function
12
Using Seat Belts
12
Using Seat Belts
12
Seat Belt Reminders
14
Airbags
15
Airbag Overview
15
Airbag Overview
15
Airbag Types
16
Airbag Types
16
Driver and Front Passenger Airbags
16
Driver and Front Passenger Airbags
16
Seat Side Airbags
17
Seat Side Airbags
17
Side Curtain Airbags
17
Side Curtain Airbags
17
Airbag Triggering Conditions and Precautions
18
Airbag Triggering Conditions
18
Cases When Airbags May Be Deployed
18
Cases When Airbags May Not Be Deployed
18
Child Restraint System
21
Child Restraint System
21
Child Restraint System
21
Child Restraint System Anchorages
21
Installing Child Restraint Systems
22
Anti-theft Alarm System
25
Anti-theft Alarm System
25
Anti-theft Alarm System
25
Data Collection and Processing
26
Data Collection and Processing
26
Data Collection and Processing
26
Vehicle Data Processing
27
Permanent Vehicle Transfer to Third Parties and Offline Mode
28
Disclosure of Personal Data to Authorities
29
Your Data Protection Rights
29
Instrument Cluster
31
Instrument Cluster
32
Instrument Cluster View
32
LCD Instrument Cluster
32
Instrument Cluster Indicators
33
Indicators/Warning Lights
33
Indicators/Warning Lights Description
35
Other Instrument Cluster Fault Prompts
40
Controller Operation
43
Doors and Keys
44
Keys
44
Keys
44
Electronic Smart Key
44
Mechanical Key
45
Bluetooth Digital Key*
46
NFC Key Card*
46
NFC Digital Key*
47
Locking/Unlocking Doors
48
Locking/Unlocking with Mechanical Key
48
Opening with Interior Door Handle
49
Locking/Unlocking with Smart Key
49
Finding the Vehicle with Smart Key
50
Raising/Lowering Windows with Smart Key
50
Locking/Unlocking with Microswitch
51
Raising/Lowering Windows with Microswitch
51
Locking/Unlocking with NFC Key
51
Locking/Unlocking the Trunk
52
Locking/Unlocking with Central Locking
55
Emergency Vehicle Locking with Mechanical Key
56
Smart Access and Start System
56
Smart Access and Start System
56
Access
56
Start-up
56
Antenna Positions
56
Active Area
56
Child Protection Lock
58
Child Protection Lock
58
Seats
58
Seat Precautions
58
Seat Precautions
58
Adjusting Front Seats
59
Adjusting Front Seat with Power
59
Memory System
60
Ventilation and Heating System*
61
Folding Rear Seats
61
Folding Rear Seats
61
Adjusting Rear Seat Head Supports
62
Adjusting Rear Seat Head Supports
62
Steering Wheel
63
Steering Wheel Switches
63
Steering Wheel Switches
63
Adjusting the Steering Wheel
65
Adjusting the Steering Wheel Manually
65
Steering Mode
66
Steering Wheel Heating*
66
Switches
66
Light Switches
66
Light Switches
66
Adjusting Headlight Height
68
Wiper Switch
69
Front windshield wipers and washer
69
Driver's Door Switches
69
Power Window Switches
69
Central Locking
71
Window Control Switch on Passenger's Side
71
Window Control Switch on Passenger's Side
71
Odometer Switch
71
Odometer Switch
71
Driver Assistance Switches
71
Driver Assistance Switches
71
Mode Switches
72
Mode Switches
72
Hazard Warning Light Switch
72
Hazard Warning Light Switch
72
Sunshade Switches
73
Sunshade Switches
73
Interior Light Switch
73
Interior Lights
73
Ambient Light
74
Using and Driving
75
Charging/Discharging Instructions
76
Charging Instructions
76
Charging Safety Warnings
76
Charging Precautions
77
Charging Mode
79
General Charging Troubleshooting
79
Charging
80
Check Before Charging
80
Using Mode 2 Charging Cable
80
Using AC Charging Piles
83
Using DC Charging Piles
84
Smart Charging
85
AC Charging with Limited Current*
87
Discharging Instructions
87
Discharging Instructions
87
Discharging
88
Charging Port Immobilizer System
89
Charging Port Immobilizer System
89
Emergency Unlocking of Charge Port
90
Driving Range Display
90
Driving Range Display
90
Batteries
90
High-Voltage Battery
90
High-Voltage Battery
90
Battery Properties
91
Battery Usage Tips
92
Recycling the High-Voltage Battery
93
Low-Voltage Battery
93
Low-Voltage Battery
93
Waking up the Vehicle from Low SOC
94
Intelligent Charging
95
Usage Precautions
96
Break-in Period
96
Break-in Period Instructions
96
Trailer Towing
96
Towing Precautions
96
Driving Safety Precautions
97
Driving Safety Precautions
97
Vehicle Use Suggestions
98
Vehicle Usage Tips
98
Saving Energy and Extending Vehicle Service Life
99
Saving Energy and Extending Vehicle Service Life Precautions
99
Carrying Luggage
99
Instructions for Carrying Luggage
99
Carrying Luggage in the Passenger Area
100
Loading the Trunk
100
Wading into Water
100
Instructions for Wading into Water
100
Fire Prevention
101
Fire Prevention Instructions
101
Snow Chains
103
Snow Chain Instructions
103
Starting and Driving
104
Starting the Vehicle
104
Starting the Vehicle
104
Remote Start
105
Driving
105
Safety Check before Driving
105
Preparations Before Driving
105
Gear Shift Controls
106
Gear Shift Controls
106
Electronic Parking Brake (EPB)
107
Electronic Parking Brake (EPB)
107
Engaging EPB Manually
107
Engaging EPB Automatically
107
Automatic EPB Release upon Vehicle Start
107
EPB Release Failure
108
Emergency Braking When Brake Pedal Fails
108
EPB Trailer Mode
108
EPB System Indicator
109
EPB Operating Sound
109
Automatic Vehicle Hold (AVH)
109
Automatic Vehicle Hold (AVH)
109
Driving Precautions
111
Driving Precautions
111
Winter Driving Precautions
111
Driver Assistance
112
Adaptive Cruise Control (ACC)
112
Adaptive Cruise Control (ACC)
112
ACC Activation Conditions
113
How to Use
113
System Limitations
114
Precautions
114
Intelligent Cruise Control (ICC)
116
Intelligent Cruise Control (ICC)
116
Forward Collision Warning (FCW) and Automatic Emergency Braking (AEB)
118
Forward Collision Warning (FCW) and Automatic Emergency Braking (AEB)
118
Front Cross Traffic Alert (FCTA) and Front Cross Traffic Brake (FCTB)
121
Front Cross Traffic Alert (FCTA) and Front Cross Traffic Brake (FCTB)
121
Traffic Sign Recognition (TSR)
122
Traffic Sign Recognition (TSR)
122
Intelligent Speed Limit Control (ISLC)
123
Intelligent Speed Limit Control (ISLC)
123
Adaptive Front Light (AFL)
124
Adaptive Front Light (AFL)
124
Lane Departure Assist (LDA)
125
Lane Departure Assist (LDA)
125
Emergency Lane Keeping Assist (ELKA)
127
Emergency Lane Keeping Assist (ELKA)
127
Blind Spot Assist (BSA)
128
Blind Spot Assist (BSA)
128
Head-up Display (HUD)*
130
Head-up Display (HUD)*
130
Direct Tire Pressure Monitoring
131
Direct Tire Pressure Monitoring
131
Acoustic Vehicle Alerting System (AVAS)
132
Acoustic Vehicle Alerting System (AVAS)
132
Automatic Vehicle Monitoring (AVM)
133
Automatic Vehicle Monitoring (AVM)
133
Parking Assist System
134
Parking Assist System
134
Parking Radar Switch
135
Sensor Type
135
Distance Display Alarm
136
Working Sensors and Detection Range
136
Driving Safety Systems
138
Driving Safety Systems
138
Intelligent Power Braking System
138
Anti-lock Braking System (ABS)
140
Intelligence Torque Adaption Control (iTAC) System*
142
Intelligence Torque Adaption Control (iTAC) System*
142
Child Presence Detection (CPD)*
142
Child Presence Detection (CPD)*
142
Other Main Functions
143
Automatic Anti-glare Interior Rearview Mirror
143
Automatic Anti-glare Interior Rearview Mirror
143
Power Side Mirrors
144
Power Side Mirrors
144
Folding Side Mirrors
144
Wipers
145
Wipers
145
Replacing Wiper Blades
145
In-Vehicle Devices
147
Infotainment System
148
Infotainment Touchscreen
148
Infotainment Touchscreen
148
Navigation Bar
149
Navigation Bar
149
Gestures and Responses
149
Gestures and Responses
149
OTA Update
149
OTA Update
149
BYD Assistant
150
BYD Assistant
150
Bluetooth
150
Bluetooth
150
Speakers
150
Speakers
150
File Management
151
File Management
151
Phone Projection
151
Phone Projection
151
A/C System
153
A/C Buttons
153
A/C Buttons
153
A/C Operation Interface
153
A/C Settings Interface
153
A/C Operation Interface
154
Function Definition
155
Function Definition
155
Intelligent A/C ON Method
157
Usage Precautions
157
Vents
157
Vents
157
Air Purification System
158
Air Purification System
158
BYD App
159
About BYD App
159
About BYD App
159
Account Registration
159
Account Registration
159
Vehicle Condition and Control
159
Vehicle Condition and Control
159
Individual Center and Vehicle Management
160
Individual Center and Vehicle Management
160
Storage
160
Engine Compartment Storage
160
Engine Compartment Storage
160
Door Bins
160
Door Bins
160
Glove Box
160
Glove Box
160
Center Console Storage Compartment
161
Center Console Storage Compartment
161
Cubby Box
161
Cubby Box
161
Cup Holders
161
Front Seat Cup Holders
161
Rear Seat Cup Holders
161
Seatback Pockets
162
Seatback Pockets
162
Other Devices
162
Sun Visor
162
Sun Visor
162
Grab Handles
162
Grab Handles
162
12V Auxiliary Power
163
12V Auxiliary Power
163
USB Ports
163
USB Ports
163
Wireless Phone Charger
164
Wireless Phone Charger
164
Maintenance
167
Maintenance Precautions
168
Maintenance Cycle and Items
168
Maintenance Plan
168
Maintenance Schedule Requirements
168
Maintenance Schedule
168
Regular Maintenance
171
Regular Maintenance
171
Regular Maintenance
171
Vehicle Servicing
172
Vehicle Corrosion Prevention
172
Vehicle Corrosion Prevention
172
Paint Maintenance Tips
173
Paint Maintenance Tips
173
Vehicle Cleaning
173
Vehicle Cleaning
173
Manual Vehicle Washing
174
Automatic Vehicle Washing
174
Interior Cleaning
174
Interior Cleaning
174
Carpet
175
Seat Belts
175
Doors and Windows
175
A/C Control Panel, Speakers, Dashboard, Control Panel and Switches
175
Leather
175
Self-Maintenance
176
Self-Maintenance
176
Self-Maintenance Precautions
176
Checks
177
Combination Lights
177
Canopy Maintenance
178
Canopy Maintenance
178
Vehicle Storage
178
Vehicle Storage Precautions
178
Hood
179
Hood
179
Cooling System
180
Coolant
180
Braking System
180
Brake Fluid
180
Windshield Washer
181
Windshield Washer
181
A/C System
181
A/C System Maintenance
181
Wiper Blades
181
Wiper Blades
181
Maintenance Rules
182
Tires
182
Tires
182
Tire Inflation
182
Checks
183
Maintenance
183
Tire Rotation
184
Replacing Tires and Wheels
184
Fuses
185
Fuses
185
When Faults Occur
187
When Faults Occur
188
Reflective Vest
188
Reflective Vest
188
If Smart Key Battery Is Exhausted
188
If Smart Key Battery Is Exhausted
188
Emergency Shutdown System
188
Emergency Shutdown System
188
Vehicle Fire Rescue
189
Vehicle Fire Rescue
189
If the High-Voltage Battery Leaks
189
If the High-Voltage Battery Leaks
189
If a Collision Occurs
189
If the Vehicle Needs Towing
190
If the Vehicle Needs Towing
190
Tow Eye
191
If a Tire Goes Flat
192
If a Tire Goes Flat
192
In-Vehicle Tools
192
Using Tire Repair Kit
193
Technical Data
197
Vehicle Data
198
Specifications
198
Vehicle Specifications
198
Information
202
Vehicle Identification
202
Vehicle Identification Number (VIN)
202
Vehicle Nameplate
202
Model and Serial Number of Drive Motor
203
Warning Labels
203
Warning Labels
203
Declarations of Conformity
204
Declarations of Conformity
204
Abbreviations
211
Abbreviations
211

2026 BYD Sealion 7 Overview

Owner's Manual

The owner's manual is a comprehensive guide that explains vehicle operation, safety procedures, maintenance schedules, and warning indicators specific to the 2026 BYD Sealion 7. It helps owners understand dashboard icons, recommended service intervals, tire care, charging routines for electric variants, and emergency procedures. Using the manual promotes safe driving, preserves warranty coverage, supports efficient performance, and empowers owners to troubleshoot minor issues before seeking professional service and assistance.

Introduction

The 2026 BYD Sealion 7 blends aerodynamic design with a refined cabin, offering practicality and tech-forward amenities for families and commuters. Its exterior features sleek lines, a floating roof profile, and LED lighting signatures. Inside, the cabin emphasizes comfort with modular seating, premium materials, and an intuitive infotainment layout. Safety systems and driver aids are integrated to enhance confidence while daily commuting or long-distance travel in varied conditions.

Powertrains

Sealion 7 powertrains include fully electric and hybrid setups tuned for efficiency and responsiveness. The EV versions pair high-capacity battery packs with single or dual motors to deliver brisk acceleration and competitive range, with regenerative braking strategies to maximize efficiency. Hybrid options combine efficient combustion engines with electric assist for reduced fuel consumption and flexible range. All configurations benefit from BYD's thermal management and electric drive calibration for reliability.

Trims

Trim levels for the Sealion 7 range from value-focused to luxe, each curated to meet buyers' priorities. Base trims emphasize practicality with generous standard safety tech, durable finishes, and efficient powertrain choices. Mid-level trims add upgraded upholstery, larger wheels, and enhanced infotainment. Top-tier variants introduce premium leather, adaptive suspension, panoramic glass roofs, and advanced driver assistance bundles. Optional packages allow tailoring of tow, audio, or climate features and customization.

Features

Features on the Sealion 7 focus on connectivity, comfort, and safety. Expect a responsive touchscreen, over-the-air updates, wireless smartphone integration, multiple USB-C ports, and driver profiles. Comfort appointments include heated and ventilated seats and multi-zone climate control. The safety suite includes adaptive cruise, lane-keep assist, blind-spot monitoring, and automated emergency braking calibrated for urban and highway use. Practical touches like ample cargo space and modular storage improve everyday versatility.

User manual download

The BYD Sealion 7 owner manual for the 2026 model year is to be found in PDF downloadable format on this page. The owner manual for the model year 2026 is free and in English, but the repair manuals are usually not easy to get and may cost more.

Posted by, John Mana author bio image
A passionate guy about car models, makes, and manuals.

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