2026 BYD Sealion 5 Owner's Manual
Year:
2026
Make:
BYD
Model:
Sealion 5
Table of Contents
Safety
12
Seat Belts
13
Seat Belt Overview
13
Seat Belt Overview
13
Seat Belt Emergency Locking Retractor (ELR) Function
13
Pretensioner and Force Limiter Function*
13
Using Seat Belts
13
Using Seat Belts
13
Seat Belt Reminders
15
Airbags
16
Airbag Overview
16
Airbag Overview
16
Airbag Types
18
Airbag Types
18
Driver and Front Passenger Airbags
18
Front Seat Side Airbags
19
Front Far Side Airbag
19
Side Curtain Airbags
20
Airbag Triggering Conditions and Precautions
20
Airbag Triggering Conditions
20
Cases When Airbags May Be Deployed
21
Cases When Airbags May Not Be Deployed
21
Child Restraint Systems
24
Child Restraint Systems
24
About Child Restraint Systems
24
Installing Child Restraint Systems
24
Installing Child Restraint Systems
24
Working Modes of Dual-Mode (DM) System
30
Working Modes of Dual-Mode (DM) System
30
Working Modes of Dual-Mode (DM) System
30
Working Mode Selection of Dual-Mode (DM) System
31
Working Mode Selection of Dual-Mode (DM) System
31
Precautions for Working Modes of Dual-Mode (DM) System
32
Precautions for Working Modes of Dual-Mode (DM) System
32
Anti-theft System
34
Anti-theft System
34
Anti-theft System
34
Data Collection and Processing
35
Data Collection and Processing
35
Data Collection and Processing
35
Vehicle Data Processing
36
Permanent Vehicle Transfer to Third Parties and Offline Mode
38
Disclosure of Personal Data to Authorities
38
Your Data Protection Rights
38
Instrument Cluster
40
Instrument Cluster
41
Instrument Cluster View
41
Instrument Cluster View
41
Instrument Cluster Indicators
42
Indicator/Warning Light Identification
42
Indicators/Warning Lights Description
45
Other Instrument Cluster Fault Prompts
50
Controller Operation
54
Doors and Keys
55
Keys
55
Keys
55
Electronic Smart Key
55
Mechanical Key
57
Mobile Phone Bluetooth key
57
NFC Digital Key
58
Locking/Unlocking Doors
59
Locking/Unlocking with Mechanical Key
59
Opening with Interior Door Handle
59
Locking/Unlocking/Finding the Vehicle with Smart Key
60
Raising/Lowering Windows with Smart Key
60
Locking/Unlocking with Microswitch
61
Raising/Lowering Windows with Microswitch
61
Locking/Unlocking with NFC Key
61
Locking/Unlocking the Tailgate
62
Emergency Tailgate Releasing from the Inside
64
Locking/Unlocking with Central Locking
64
Emergency Vehicle Locking with Mechanical Key
65
Smart Access and Start System
66
System Instruction
66
Antenna Position
66
Activation Area
66
Child Protection Lock
67
Mechanical Child Protection Lock
67
Seat
68
Seat Precautions
68
Seat Precautions
68
Adjusting Front Seats
69
Electrical Front Seat Adjustment
69
Seat Heating System*
69
Folding Rear Seats
70
Folding Rear Seats
70
Adjusting Rear-Seat Head Supports
70
Adjusting Rear-Seat Head Supports
70
Steering Wheel
71
Steering Wheel Switches
71
Steering Wheel Switches
71
Adjusting the Steering Wheel
74
Adjusting the Steering Wheel Manually
74
Power-Assisted Steering Mode Settings
74
Wipers
74
Wiper Switch
74
Wiper Switch
74
Replacing Wiper Blades
76
Wiper Replacing Guidelines
76
Replacing Wiper Blades
76
Rearview Mirror
77
Interior Rearview Mirror
77
Adjusting the Interior Rearview Mirror Manually
77
Manual Anti-glare Interior Rearview Mirror*
78
Side Mirrors
78
Side Mirror Adjustment Buttons
78
Switches
79
Light Switches
79
Light Switches
79
Adjusting Headlight Height
81
Driver's Side Door Switch Assembly
81
Power Window Switches
81
Central Control Door Lock Switch
83
Window Lock Button
83
Window Control Switch on Passenger Side
83
Window Control Switch on Passenger Side
83
Odometer Switch
83
Odometer Switch
83
Passenger Airbag Switch
84
Passenger Airbag Switch
84
Hazard Warning Light Switch
85
Hazard Warning Light Switch
85
Interior Light Switch
85
Front/Rear Interior lights
85
E-Call Switch
85
E-Call Switch
85
Using and Driving
88
Charging/Discharging Instructions
89
Charging Instructions
89
Charging Safety Warnings
89
Charging Precautions
90
Charging Approach
92
Charging Mode
92
General Charging Troubleshooting
93
Charging Method
93
Check before Charging
93
Household Portable AC Charging
94
Using AC Charging Piles
96
Smart Charging
98
Discharging Instructions
99
Discharging Instructions
99
Vehicle-to-Load (V2L)
100
Charging Port Immobilizer System
102
Charging Port Immobilizer System
102
Emergency Unlocking of the Charging Port
103
SOC Balance Function
103
SOC Balance Function
103
Battery
105
High-Voltage Battery
105
High-Voltage Battery Description
105
High-Voltage Battery Maintenance
105
High-Voltage Battery Thermal Management
105
Recycling the High-Voltage Battery
106
Low-Voltage Battery
106
Low-Voltage Battery Description
106
Wakeup in case of low vehicle battery SOC
106
Smart Charging
107
Usage Precautions
108
Break-in Period
108
Break-in Period Instructions
108
Trailer Towing*
108
Towing Precautions*
108
Safety Driving Guidelines
116
Safety Driving Precautions
116
Suggestions for Vehicle Use
117
Suggestions on Vehicle Use and Storage
117
Fuel
117
Fuel Selection
117
Refueling
118
Saving Fuel and Extending Vehicle Service Life
119
Saving Fuel and Extending Vehicle Service Life
119
Carrying Luggage
120
Instructions for Carrying Luggage
120
Carrying Items in the Passenger Area
120
Loading the Trunk
120
Roof Rack
121
Risk of Carbon Monoxide (CO) Poisoning
121
Risk of Carbon Monoxide (CO) Poisoning
121
Wading into Water
122
Instructions for Wading into Water
122
Fire Prevention
123
Fire Prevention Instructions
123
Starting and Driving
124
Starting the Vehicle
124
Starting inside the Vehicle
124
Remote Start
125
Remote Start
125
Driving the Vehicle
126
Energy Settings for Vehicle Driving
126
Safety Check before Driving
127
Preparations before Driving
127
Gearshift Lever
128
Gear Shift Controls
128
Electric Parking Brake (EPB)
129
EPB Switch
129
Engaging EPB Manually
129
Engaging EPB Automatically
129
Releasing EPB Manually
130
Automatic EPB Release upon Vehicle Start
130
When EPB Release Fails
130
Emergency Braking When Brake Pedal Fails
131
EPB System Indicator
131
EPB Operating Sound
131
Automatic Vehicle Hold (AVH)
132
Automatic Vehicle Hold (AVH)
132
Driving Precautions
133
Driving Essentials
133
Winter Driving Precautions
134
Winter Tires
134
Snow Chains
135
Driver Assistance
135
Driver Assistance systems Instruction
135
Driver Assistance systems Instruction
135
Driver Assistance System Sensor
137
General Limitations of Driver Assistance Systems
139
Adaptive Cruise Control (ACC)
142
Adaptive Cruise Control (ACC)
142
Intelligent Cruise Control (ICC)
151
Intelligent Cruise Control (ICC)
151
Intelligent Speed Limit Control (ISLC)
154
Intelligent Speed Limit Control (ISLC)
154
Forward Collision Warning (FCW)
154
Forward Collision Warning (FCW)
154
Automatic Emergency Braking (AEB)
158
Automatic Emergency Braking (AEB)
158
Traffic Sign Recognition (TSR)
161
Traffic Sign Recognition (TSR)
161
Lane Departure Assist (LDA)
164
Lane Departure Assist (LDA)
164
Emergency Lane Keeping Assist (ELKA)
167
Emergency Lane Keeping Assist (ELKA)
167
Blind Spot Detection (BSD)
170
Blind Spot Detection (BSD)
170
Door Opening Warning (DOW)
172
Door Opening Warning (DOW)
172
Rear Collision Warning (RCW)
173
Rear Collision Warning (RCW)
173
Rear Cross Traffic Alert (RCTA)
176
Rear Cross Traffic Alert (RCTA)
176
Rear Cross Traffic Brake (RCTB)
177
Rear Cross Traffic Brake (RCTB)
177
Intelligent High Beam Control (IHBC)
179
Intelligent High Beam Control (IHBC)
179
Acoustic Vehicle Alert System
181
Acoustic Vehicle Alerting System (AVAS)
181
Around View Monitor (AVM)*
181
Around View Monitor (AVM)*
181
Reversing Image System*
183
Reversing Image System*
183
Parking Assist System (PAS)
184
Parking Assist System (PAS)
184
Reversing Radar Power Switch
185
Sensor Type
185
Distance Display Alarm
185
Working Sensors and Detection Range
186
Tire Pressure Monitoring System (TPMS)
188
Direct Tire Pressure Monitoring System (D-TPMS)
188
Driver Monitoring System (DMS)*
189
Driver Monitoring Systems (DMS)
189
Child Presence Detection (CPD)
191
Child Presence Detection (CPD)
191
Driving Safety Systems
192
Introduction to Driving Safety Systems
192
Intelligent Power Braking System
193
Anti-lock Braking System
196
Other Main Functions
197
Vehicle Travelling Data Recorder*
197
Driving Recorder Introduction
197
Real Time Image
198
In-Vehicle Devices
200
Multimedia System
201
Multimedia Touchscreen
201
Multimedia Touchscreen
201
Navigation Bar
202
Navigation Bar
202
Gestures and Responses
202
Gestures and Responses
202
OTA Upgrade
202
OTA Upgrade
202
BYD Assistant
203
BYD Assistant
203
Bluetooth Call
203
Bluetooth Call
203
File Management
204
File Management
204
A/C System
204
A/C Control Panel
204
A/C Control Panel
204
A/C Settings Interface
205
A/C Operation Interface
205
A/C Settings Interface
205
Function Definition
206
Function Definition
206
Usage Precautions
207
A/C Vents
209
Front Center Vent
209
Front Side Vents
209
Rear Side Vents
209
BYD App
209
About BYD App
209
About BYD App
209
Account Registration
210
Account Registration
210
Vehicle Condition and Control
210
Vehicle Condition and Control
210
Individual Center and Vehicle Management
210
Individual Center and Vehicle Management
210
Storage Device
211
Door Bins
211
Door Bins
211
Glove Box
211
Glove Box
211
Bill Box
211
Bill Box
211
Center Console Cubby
211
Center Console Cubby
211
Glasses Case
212
Glasses Case
212
Seatback Pockets
212
Seatback Pockets
212
Cup Holder
212
Front Seat Cup Holder
212
Rear Seat Cup Holder
212
Other Devices
213
Sun Visor
213
Sun Visor
213
Grab Handles
213
Grab Handles
213
USB Ports
213
Front-Row USB Ports
213
Rear-Row USB Ports
214
12V Standby Power
214
12V Standby Power
214
Rack
214
Rack
214
Wireless Phone Charger*
215
Wireless Phone Charger*
215
Maintenance
218
Maintenance Information
219
Maintenance Cycle and Items
219
Maintenance Plan
219
Maintenance Schedule Requirements
219
Maintenance Schedule
219
Regular Maintenance
222
Regular Maintenance
222
Precautions for Regular Maintenance
222
Vehicle Servicing
222
Vehicle Corrosion Prevention
223
Vehicle Corrosion Prevention
223
Paint Maintenance Tips
224
Paint Maintenance Tips
224
Exterior Cleaning
224
Exterior Cleaning
224
Manual Vehicle Washing
225
Automatic Vehicle Washing
226
Interior Cleaning
226
Interior Cleaning
226
Carpet
226
Seat Belts
226
Doors and Windows
227
A/C Control Panel, Car Audio, Dashboard, Control Panel and Switches
227
Interior Leather Trimmings
227
Self-Maintenance
228
Self-Maintenance
228
Self-Maintenance Precautions
228
Self-Check
229
Lights
230
Vehicle Storage
230
Vehicle Storage Precautions
230
Hood
231
Opening and Closing the Hood
231
Engine Maintenance
232
Engine Maintenance Information
232
Engine Cylinder Cleaning
232
Engine Oil
232
Cooling System
233
Coolant
233
Radiator and Condenser
234
Braking System
234
Brake Fluid
234
Washer
234
Washer
234
A/C System
235
A/C System
235
Wiper Maintenance
235
Maintenance instructions for wiper blade
235
Tire
236
Tire Instructions
236
Tire Inflation
236
Tire Inspection
237
Maintenance
237
Tire Rotation
238
Replacing Tires and Wheels
238
Fuses
239
Fuse Location
239
Under-Hood Fuse Box Nameplate
240
Dashboard PDB nameplate
243
When Faults Occur
246
When Faults Occur
247
Reflective Vest
247
Wearing Reflective Vest
247
If Smart Key Battery Is Exhausted
247
If Smart Key Battery Is Exhausted
247
If there is a High-Voltage Fault
247
If there is a High-Voltage Fault
247
If the Vehicle Cannot Power on
247
Simple Checks
247
If the engine fails to start while driving
248
If the engine fails to start while driving
248
If the Engine is Overheated
248
If the Engine is Overheated
248
If the Vehicle Needs Towing
249
If the Vehicle Needs Towing
249
Towing Hook
250
If a Tire Goes Flat
251
If a Tire Goes Flat
251
In-Vehicle Tools
251
Using the Tire Repair Kit
252
Vehicle Specifications
256
Data Information
257
Vehicle Data
257
Vehicle Specifications
257
Prompt Information
260
Vehicle Identification
260
Vehicle Identification Number (VIN)
260
Vehicle Nameplate
261
Information Pertaining to Agents in the EU
261
Model and Serial Number of Drive Motor
262
Warning Labels
262
Warning Label Location
262
Warnings on Strut Mechanisms
263
Transponder Mounting Position
263
Transponder Mounting Position
263
Declarations of Conformity
264
Declarations of Conformity
264
Declaration of Conformity
264
Abbreviation List
272
Abbreviations
272
2026 BYD Sealion 5 Overview
Owner's Manual
The Owner's Manual for the 2026 BYD Sealion 5 explains vehicle operation, maintenance schedules, safety precautions, and warranty guidance. It describes dashboard indicators, recommended charging practices, tire care, fluid checks, and simple troubleshooting steps. The manual helps owners understand driver-assist systems, alert logic, and service intervals. Using it increases longevity, optimizes efficiency, and ensures proper handling of software updates and emergency procedures. Consult the manual before performing inspections or adjusting system settings to protect warranty coverage and promote safe driving.
Introduction
The 2026 BYD Sealion 5 is a compact executive electric vehicle blending aerodynamic design with smart connectivity and refined interior comfort. Sculpted lines, active grille shutters, and low drag coefficient contribute to range efficiency while LED lighting and alloy wheel options enhance presence. Inside, a driver-centric cockpit integrates a digital cluster, large infotainment screen, lighting, and premium materials. Balanced ride tuning provides composed handling for urban commuting and spirited highway travel.
Powertrains
Powertrain options include rear-wheel-drive single-motor and dual-motor all-wheel-drive configurations. The single-motor variant delivers brisk acceleration with efficient energy use suited for daily driving, while the dual-motor setup increases output for improved traction and quicker 0–60 times. Battery options span a standard lithium pack and an extended-range unit, both for fast charging capability and thermal management. Regenerative braking modes are adjustable to maximize range or emulate one-pedal driving.
Trims
Trim levels range from a Standard to a sporty Performance and luxury Premium. Standard includes advanced safety suite, heated front seats, and keyless access. Performance adds sport-tuned suspension, larger brakes, and upgraded wheels. Premium offers leather seating, panoramic roof, premium audio, and enhanced driver assistance features. Each trim balances features and value, allowing buyers to prioritize efficiency, driving dynamics, or comfort.
Features
Notable features encompass adaptive cruise control, lane-keeping assist, blind-spot monitoring, and automated parking. Connectivity supports over-the-air updates, smartphone integration, navigation with live traffic, and vehicle-to-grid capabilities. Climate systems are zoned and use efficient heat-pump technology. Safety architecture integrates high-strength materials and multiple airbags, while driver modes tune energy use, throttle response, and steering feel. Together these features deliver a modern, efficient, and electric driving experience.
User manual download
The BYD Sealion 5 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
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