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Theory of Operation
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Model S (2012-2020)
Model S (2012-2020)
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Autopilot
Autopilot
Hardware 1.0 - Vehicles built before October 2016
Hardware 2.0 - Vehicles built after October 2016
Hardware 2.5 - Vehicles built after August 2017
Hardware 3.0 - Vehicles built after March 2019
Brakes
Brakes
Brake System
Electric Park Brake
Closures
Closures
Doors
Door Glass and Regulators
Front Trunk
Rear Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Exterior Lights
Low Voltage Battery - Lead Acid
Vehicle Authentication and Security
Wipers and Washers
Exterior Fittings
Exterior Fittings
Exterior Mirrors
External Charging Components
High Voltage System
High Voltage System
Charging
Charging
Charging
AC Charging Power
Onboard Charger
High Voltage Distribution
High Voltage Battery
Infotainment
Panoramic Roof
Safety and Restraint
Seats
Steering
Suspension
Suspension
Coil Suspension
Electronic Air Suspension (Vehicles built before April 11, 2016)
Tesla Air Suspension
Thermal Management
Thermal Management
Vehicles Built Before April 11, 2016
Vehicles Built After April 11, 2016
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System (Baolong)
Tire Pressure Monitor System (Continental)
Wheels
Model S (2021+)
Model S (2021+)
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Autopilot
Autopilot
Hardware 3.2 - Vehicles built after January 2021
Hardware 4.0 - Vehicles built after January 2023
Brakes
Brakes
Brake System
Electronic Park Brake
Closures
Closures
Doors
Door Glass and Regulators
Front Trunk
Rear Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Exterior Lights
Low Voltage Battery - Lithium Ion
Vehicle Authentication and Security
Exterior Fittings
Exterior Fittings
Exterior Fittings
Towing
External Charging Components
Gear Selection
High Voltage System
High Voltage System
Charging
Charging
AC Charging Power
Charge Port
Charge Port
Charge Port - Vehicles built before February 2022
Charge Port - Vehicles built after February 2022
Power Conversion System
High Voltage Distribution
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery Devices
Non-Structural High Voltage Battery Pack
Non-Structural High Voltage Battery Software Management
Infotainment
Interior Trim
Safety and Restraint
Seats
Seats
First Row
Second Row
Steering
Suspension
Suspension
Adaptive Air Suspension
Suspension Arms and Sub-frame
Thermal Management
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System
Wheels
Model 3 (2017-2023)
Model 3 (2017-2023)
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Autopilot
Autopilot
Hardware 2.5 - Vehicles built after July 2017
Hardware 3.0 - Vehicles built after April 2019
Brakes
Chassis
Closures
Closures
Doors
Front Trunk
Rear Trunk
Door Glass and Regulators
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Low Voltage Battery
Low Voltage Battery
Lead Acid
Lithium Ion
Vehicle Authentication and Security
Exterior
Exterior
Exterior Fittings
Towing
External Charging Components
High Voltage System
High Voltage System
Charging
Charging
AC Charging Power
Charge Port
Charge Port
Charge Port
Power Conversion System
High Voltage Distribution
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery Devices
Non-Structural High Voltage Battery Pack
Non-Structural High Voltage Battery Software Management
Infotainment
Infotainment
Infotainment - Atom
Infotainment - Ryzen
Infotainment - Ryzen
Audio
Car Computer
Connectivity
Displays
eCall
Interior Trim
Safety and Restraint
Seats
Thermal Management
Thermal Management
PTC Heater
Heat Pump
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System (Continental)
Tire Pressure Monitor System (Tesla BLE)
Model 3 (2024+)
Model 3 (2024+)
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Autopilot
Autopilot
Hardware 4.0 - Vehicles built after Sep 2023
Brakes
Closures
Closures
Doors
Door Glass and Regulators
Front Trunk
Rear Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Electric Toll Collector
Low Voltage Battery - Lithium Ion
Vehicle Authentication and Security
Exterior
Exterior
Exterior Fittings
Towing
External Charging Components
Gear Selection
High Voltage System
High Voltage System
Charging
Charging
AC Charging Power
Charge Port
Charge Port
Charge Port
Charge Port GB
Power Conversion System
High Voltage Distribution
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery Devices
Non-Structural High Voltage Battery Pack
Non-Structural High Voltage Battery Software Management
Infotainment
Infotainment
Audio
Car Computer
Connectivity
Displays
Interior Trim
Safety and Restraint
Seats
Seats
First Row
Second Row
Steering
Suspension
Thermal Management
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System (Tesla BLE)
Wheels
Model X (2015-2020)
Model X (2015-2020)
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Autopilot
Autopilot
Hardware 1.0 - Vehicles built before October 2016
Hardware 2.0 - Vehicles built after October 2016
Hardware 2.5 - Vehicles built after August 2017
Hardware 3.0 - Vehicles built after March 2019
Brakes
Closures
Closures
Doors
Doors
Front Doors
Rear Doors
Door Glass and Regulators
Front Trunk
Rear Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Low Voltage Battery - Lead Acid
Vehicle Authentication and Security
Exterior
Exterior
Active Spoiler
Towing
External Charging Components
High Voltage System
High Voltage System
Charging
Charging
AC Charging Power
Chargers
High Voltage Distribution
High Voltage Battery
Infotainment
Safety and Restraint
Seats
Seats
First Row
Second Row - Monopost
Second Row - 60/40 5 Seater
Second Row - 60/40 7 Seater
Third Row
Suspension
Thermal Management
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System (Continental)
Model X (2021+)
Model X (2021+)
Home
Autopilot
Autopilot
Hardware 3.2 - Vehicles built after January 2021
Hardware 4.0 - Vehicles built after January 2023
Brakes
Brakes
Brake System
Electronic Park Brake
Chassis
Closures
Closures
Doors
Doors
Front Doors
Rear Doors
Door Glass and Regulators
Front Trunk
Rear Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Exterior Lights
Low Voltage Battery - Lithium Ion
Vehicle Authentication and Security
Exterior
Exterior
Body Panels
Towing
External Charging Components
Gear Selection
High Voltage System
High Voltage System
Charging
Charging
AC Charging Power
Charge Port
Charge Port
Charge Port - Vehicles built before February 2022
Charge Port - Vehicles built beginning February 2022
Power Conversion System
High Voltage Distribution
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery Devices
Non-Structural High Voltage Battery Pack
Non-Structural High Voltage Battery Software Management
Infotainment
Infotainment
Audio
Car Computer
Connectivity
Displays
Interior Trim
Safety and Restraint
Seats
Seats
First Row
Second Row - Monopost
Second Row - 60/40 5 Seater
Second Row - 60/40 7 Seater
Third Row
Steering
Suspension
Suspension
Air Suspension
Thermal Management
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System
Wheels
Model Y
Model Y
Home
Autopilot
Autopilot
Hardware 3.1 - Vehicles built after January 2020
Hardware 4.0 - Vehicles built after May 2023
Brakes
Chassis
Chassis
Chassis
Towing
Closures
Closures
Doors
Door Glass and Regulators
Front Trunk
Rear Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Low Voltage Battery
Low Voltage Battery
Lead Acid
Lithium Ion
Vehicle Authentication and Security
Exterior
External Charging Components
High Voltage System
High Voltage System
Charging
Charging
AC Charging Power
Charge Port
Power Conversion System
High Voltage Distribution
High Voltage Distribution
Non-Structural High Voltage Distribution
Structural High Voltage Distribution
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery
Non-Structural High Voltage Battery Devices
Non-Structural High Voltage Battery Pack
Non-Structural High Voltage Battery Software Management
Structural High Voltage Battery
Structural High Voltage Battery
Structural High Voltage Battery Devices
Structural High Voltage Battery Pack
Structural High Voltage Battery Software Management
Infotainment
Infotainment
Infotainment - Atom
Infotainment - Ryzen
Infotainment - Ryzen
Audio
Car Computer
Connectivity
Displays
eCall
Interior Trim
Safety and Restraint
Seats
Seats
First Row
Second Row
Third Row
Thermal Management
Wheels and Tires
Wheels and Tires
Tire Pressure Monitor System (Continental)
Tire Pressure Monitor System (Tesla BLE)
Cybertruck
Cybertruck
Home
Autopilot
Autopilot
Hardware 4.0 - Vehicles built after May 2023
Brakes
Closures
Closures
Cargo Bed
Doors
Door Glass and Regulators
Front Trunk
Drive Units
Electrical
Electrical
Alarm
Controllers and Wiring
Diagnostic Connections
Exterior Lights
Mid Voltage Architecture
Mid Voltage Battery
Shutdown and Recovery
Vehicle Authentication and Security
Vehicle Communication
Exterior Fittings
Exterior Fittings
Towing
External Charging Components
Gear Selection
High Voltage System
High Voltage System
Charging
Charging
Charge Port
High Voltage Distribution
Structural High Voltage Battery
Structural High Voltage Battery
Structural High Voltage Battery Devices
Structural High Voltage Battery Pack
Structural High Voltage Battery Software Management
High Voltage Power Electronics
High Voltage Power Electronics
AC Junction Box Outlets
Power Conversion System 2 AC Conversion
Infotainment
Infotainment
Audio
Car Computer
Connectivity
Display and Touch Hardware
Software Updates
Safety and Restraint
Seats
Seats
First Row
Second Row
Steering
Suspension
Suspension
Air Suspension
Front and Rear Suspension
Thermal Management
Feedback
Model S
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