Fuses in engine compartment
Fuses in the engine compartment protect engine and brake functions, amongst other things.
On the inside of the cover there are tweezers that facilitate the procedure for the removal and fitting of fuses.
The fuse box also provides space for several spare fuses.
Positions
On the inside of the cover is a label that shows the location of the fuses.
- Fuses 1-13, 18-30, 35-37, 46-54 and 55-70 are of the "Micro" type.
- Fuses 14-17, 31-34, 38-45 and 71-78 are of the "MCase" type and should be replaced by a workshop1.
| Function | A2 | |
|---|---|---|
 | Converter for control of the supply to the rear axle's electric motor | 5 |
 | - | - |
 | - | - |
 | Control module for actuator for engagement/change of automatic gearbox gear positions | 5 |
 | Control module for the high-voltage heater of the internal combustion engine's coolant | 5 |
 | Control module for air conditioning; Charging unit; Shut-off valve for heat exchanger; Shut-off valve for coolant that passes through the climate control system | 5 |
 | Control module for hybrid battery; High voltage converter for combined high-voltage generator/starter motor with voltage converter 500 V-12 V | 5 |
 | - | - |
 | Converter for control of the supply to the rear axle's electric motor | 10 |
 | Control module for hybrid battery; High voltage converter for combined high-voltage generator/starter motor with voltage converter 500 V-12 V | 10 |
 | Charging unit | 5 |
 | Shut-off valve for the hybrid battery's coolant; Coolant pump 1 for hybrid battery | 10 |
 | Coolant pump for electric drive system | 10 |
 | Cooling fan for hybrid components | 25 |
 | - | - |
 | - | - |
 | - | - |
 | - | - |
 | - | - |
 | - | - |
 | - | - |
 | - | - |
 | USB port in tunnel console, front* | 5 |
 | 12 V socket in tunnel console, front | 15 |
 | 12 V socket in tunnel console, by legroom for second seat row3 12 V socket in tunnel console, between the rear seats4; USB ports in tunnel console, between the rear seats4 | 15 |
 | 12 V socket in cargo area* USB ports for iPad holder4 | 15 |
 | - | - |
 | Left-hand headlamp, certain variants of LED5 | 15 |
 | Right-hand headlamp, certain variants of LED5 | 15 |
 | - | - |
 | Heated windscreen* left-hand side | Shunt |
 | Heated windscreen* left-hand side | 40 |
 | Headlamp washers* | 25 |
 | Windscreen washers | 25 |
 | - | - |
 | Horn | 20 |
 | Siren* | 5 |
 | Control module for brake system (valves, parking brake) | 40 |
 | Windscreen wipers | 30 |
 | Rear window washer | 25 |
 | Heated windscreen* right-hand side | 40 |
 | Parking heater* | 20 |
 | Control unit for brake system (ABS pump) | 40 |
 | - | - |
 | Heated windscreen* right-hand side | Shunt |
 | Supplied when the ignition is switched on: Engine control module; Transmission components; Electric steering servo; Central electronic module | 5 |
 | Exterior car noise (certain markets) | 5 |
 | Right-hand headlamp | 7.5 |
| Right-hand headlamp, certain variants of LED5 | 15 | |
 | - | - |
 | - | - |
 | - | - |
 | Airbags | 5 |
 | Left-hand headlamp | 7.5 |
| Left-hand headlamp, certain variants of LED5 | 15 | |
 | Accelerator pedal sensor | 5 |
 | Transmission control module; Control module for gear selector | 15 |
 | Engine Control Module (ECM) | 5 |
 | - | - |
 | - | - |
 | - | - |
 | - | - |
 | Engine control module; Actuator; Throttle unit; Valve for turbocharger | 20 |
 | Solenoids; Valve; Thermostat for engine cooling system | 10 |
 | Vacuum regulators; Valve | 7.5 |
 | Control module, spoiler roller cover; Control module, radiator roller cover | 5 |
 | - | - |
 | Lambda-sond, front; Lambda-sond, rear | 15 |
 | Solenoid for engine oil pump; Solenoid clutch A/C; Lambda sond, centre | 15 |
 | - | - |
 | Engine Control Module (ECM) | 20 |
 | Ignition coils; Spark plugs | 15 |
 | - | - |
 | - | - |
 | Control module for transmission fluid pump | 30 |
 | Control module for vacuum pump | 40 |
 | Actuator for transmission | 25 |
 | - | - |
 | - | - |
 | - | - |