This book contains only electrical circuits.

Read and buy a complete book on car repair Volvo XC40 since 2018 (including wiring diagrams) by the link

Content

Lighting

Windshield wipers and washers

Infotainment / audio system

Service data and specification

Electrical equipment and vehicle electrical systems

Chassis equipment CAN bus: power supply and ground

Transmission CAN bus

Transmission CAN bus: power supply and ground

Engine: power supply and ground. NOx reduction control module (NRCM)

Engine: power supply and ground

Body CAN bus: power supply and ground

Body CAN bus. Headlight control units: left (HCML) and right (HCMR)

Interior lighting: power supply and ground

Electrical circuits

Vehicle controls and auxiliary electrical equipment

Chassis equipment CAN bus

Bodywork CAN bus: power supply and ground

Bodywork CAN bus

FlexRay: power supply and ground

FlexRay

Automatic transmission: power supply and ground

Automatic transmission

Infotainment and multimedia: power supply and ground

Infotainment and multimedia system

Steering

Sound signals and speakers

Cruise control

Cruise control: power supply and ground

Electronic stability control: power supply and ground

Parking assistance system: power supply and ground

Crash protection: power supply and ground

Preventing a collision and car leaving the roadway: power supply and “ground”

Socket

Tailgate servo

Visualization of information for the driver

Radio: power supply and ground

Radio

Ethernet: power supply and ground

Ethernet connections

Navigation with Internet connection

Locks and alarm

Automatic engine stop and start system (“Start-Stop”): power supply and ground

12-volt system

Starting the engine: power supply and ground