Fuses and relays Skoda Superb (3V / B8), 2015 - 2021

The third generation Superb is built on the MQB platform (developed by Volkswagen) and inherited the design of the infamous VisionC green concept car, which Skoda showed at the Geneva motor show in 2014. In this material, we will analyze in detail the fuse diagrams of the Skoda Superb 3rd generation (3V / B8) 2015, 2016, 2017, 2018, 2019, 2020, 2021 release.


Here you will find the locations and photos of the mounting blocks. Separately, we note the fuse responsible for the cigarette lighter and fuel pump.

In the engine compartment


Fuse box located on the left side of the engine compartment behind the protective cover. To access, squeeze the catches (1) and pull up (2).


Photo - an example of execution.

Diagram
No. Description of fuses A
1 ABS control module
ABS control module
25
2 40/60
ABS hydraulic pump
3 Engine / engine control unit 15
30
4 Radiator fan 5 / 7.5
Low and high heat output relay
Oil pressure regulating valve
Turbocharger air recirculation valve
Intake manifold flap valve 
Piston cooling nozzle control valve
Oil level and temperature sensor
Turbine changeover valve
Relay for power supply of engine components
5 Fuel pressure regulating valve 10
Fuel metering valve
Relay for power supply of engine components
Turbine changeover valve
6 Brake light switch 5 / 7.5
7 Charge air cooling pump 7.5 / 10
Transmission coolant valve 
Coolant shut-off valve
Additional heating pump
Cylinder head coolant valve
Oil pressure regulating valve
Fuel tank control module leak detection
8 Lambda probes before and after the catalyst 15
NOx Sensor Control Modules
9 Exhaust Flap Control Modules 5/10
Automatic glow plug control module
Crankcase breather heating element
Air mass meter
Heating auxiliary pump
Activated carbon filter solenoid valve 1
Valves for adjusting the valve timing
10 Superb 3 fuel pump fuse 15/20
11 Additional air heater element 40/50
12 40
13 Auxiliary hydraulic pump 1 for transmission oil 30
14 Heated windshield relay 40
15 Horn relay 15
16 Relay for power supply of engine components 20
17 Engine / engine control unit  7.5
ABS system
Heated windshield relay
18 Battery control module 5 / 7.5
Data bus diagnostic interface
19 Wiper Motor Control Module 30
20 Sound signal 10
21 Heated windscreen relay 2 30
22 Engine / engine control unit 5 / 7.5
23 Starter 30
24 Additional air heater element 40
31 - -
32 - -
33 Heated windscreen relay 2 30
34 30
35 Wiper Motor Control Module 30
36 - -
37 Additional heater control module 30
38 - -
Relay modules
R1 Starter
R2
R3 Beep
R4 High heat output relay
R5
  • Main relay (petrol)
  • Terminal 30 power supply relay (diesel)
R6 Glow control ECU (petrol)
R7 Low thermal power relay (diesel)
R8 Relay for power supply of engine components (2.0 l petrol engine)
R9 Heated windshield
R10

In the passenger compartment


Skoda Superb LHD: Located on the driver's side behind the glove compartment. For access by pressing on the latches "A", take out the drawer itself.


Right-hand drive models: Fuse box located on the passenger side, behind the glove compartment. To access, you need to remove the glove compartment.


General view of the block.

Diagram
No. Description A
1 Reductant heater control module 30
2 Steering column control module 10
3 - -
4 Sound signal 7.5 / 10
5 Data bus diagnostic interface 5 / 7.5
6 Selector lever 5 / 7.5
7 Heater and air conditioning controls 10
Rear air conditioning control and display module 
Remote control of auxiliary heater
Heated rear window
Watch
Tire Pressure Monitoring System Control Module
8 Rotary light switch 7.5 / 10
Electromechanical parking brake button
Rain and light sensor
OBD diagnostic connector
Burglar alarm sensor
Left and right backlight LED
Front interior lighting
Burglar alarm sensor
Control module for headlights and headlight range control
door lighting
9 Steering column control module 5 / 7.5
10 Front Information Display and Control Unit Control Module 7.5 / 10
Head-up display control module
11 Onboard supply control module 40
12 Electronic information system control module 1  20
Navigation control module
13 Front left seat belt 25
14 Supply fan control module 40
15 Electronic steering column lock control module 10
16 Two-way signal booster for mobile phone / data services 7.5
USB charging port 1
Storage compartment with mobile phone interface
USB hub
17 Emergency call module control module and communication unit 7.5
18 Overhead camera control module 7.5
Tailgate handle
Rear view camera from above
19 Interface for login and launch system 7.5
20 Dosing system relay 7.5 / 10
Vacuum pump relay
21 Four-wheel drive control module 15
22 Trailer recognition control module 15
23 Sliding sunroof control module 20/30
24 Onboard supply control module 40
25 Driver's door control module 30
Driver's rear door module
26 Onboard supply control module 30
27 30
28 Trailer recognition control module 25
29 Remote start relay 5
30 10
31 Trunk lid control unit 30
32 Front camera for driver assistance systems 10
Adaptive cruise control control unit
Parking aid control unit
Lane change assist control unit
33 Airbag control unit 5 / 7.5
34 Internal mirror 7.5
Socket relay
Reversing light switch
Refrigerant pressure sensor
Air quality sensor
Central switch box in the front panel
Switch block 1 in the center console
Body Sound Control Unit
Parking brake button
35 OBD diagnostic connector 7.5 / 10
36 Headlight, front right  5 / 7.5
37 Front left headlight  5 / 7.5
38 Trailer detection control unit 25
39 Front and rear passenger door control unit 30
40 Fuse for cigarette lighter Skoda Superb 3, 12 V sockets 20
41 Front right seat belt 25
42 Onboard supply control unit 40
43 Digital audio control unit 40
44 Trailer detection control unit 15
45 Driver's seat adjustment control unit 15
Front left seat cushion fan 1
Front left seat backrest fan 1
46 DC / AC converter with socket, 12 V - 230 V 30
47 - -
48 - -
49 Clutch position sensor 5 / 7.5
Starter relay
50 Trunk lid control unit 40
51 Rear air conditioning control and display unit 25
52 Electronic damping control unit 15
53 Heated rear window relay  30
The individual components are located inside the fuse box holder:  
A Front right seat adjustment control unit 15
Front right seat cushion fan
B Remote start relay 5
C USB connector for charging 7.5
R1 Remote start relay
No. Purpose of relay modules  
R1 reducing agent dosing system
R2  
R3  
R4 power supply terminal 15
R5 heated rear window
R6 12 V sockets
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