Fuel and emission control system -> Refueling for Your Volkswagen Golf 4 Door 2023

sticker may also be on the hinge of the fuel filler  
flap.  
Refueling  
— The fuel tank is full when the automatic filler noz-  
Introduction  
zle pump switches off the first time →  
.
— Do not try to add fuel after the pump stops! Top-  
ping off the tank in this way may fill the expan-  
sion space that the tank needs and cause fuel to  
overflow, for example, if it gets warmer outside.  
The fuel filler flap is on the rear passenger side of  
the vehicle.  
The minimum required fuel grade for your vehicle  
→ page 222, Fuel types is listed on a sticker on the  
inside of the fuel filler flap.  
Closing the fuel filler cap  
To check your vehicle's fuel capacity, see  
→ page 325, Fuel capacities.  
— Screw the fuel cap clockwise onto the fuel filler  
neck until you hear it click into place.  
— Close the fuel filler flap until you hear it latch  
shut. The fuel filler flap must be flush with the ve-  
hicle body.  
Refueling  
WARNING  
Spilled fuel can cause fires, explosions, burns, and  
other severe injuries.  
Always stop refueling once the pump nozzle  
switches off so that the tank does not overflow.  
·
NOTICE  
Remove fuel spills from all vehicle surfaces immedi-  
ately to help prevent damage to the paint, tires, and  
wheel housings.  
Fuel spills may pollute the environment.  
Fig. 150 Rear passenger side of vehicle: Fuel cap  
placed on the open fuel filler flap.  
Manual release for the fuel filler  
flap  
Before refueling, always switch off the engine, the  
ignition, and all mobile phones, and leave them  
switched off until refueling is complete.  
There is no emergency release for the fuel filler flap.  
Contact an authorized Volkswagen dealer or an au-  
thorized Volkswagen Service Facility for assistance.  
Opening the fuel filler cap  
The fuel filler flap is on the rear passenger side of  
the vehicle.  
— Unlock the vehicle from the outside with the ve-  
hicle key or press the central locking button in the  
Fuel types  
driver door  
to unlock the vehicle from the in-  
Introduction  
side → page 90, Doors and power locking system.  
— Press on the back part of the fuel filler flap and  
fold open.  
The minimum required fuel grade for your engine is  
shown on a sticker on the inside of the fuel filler flap  
fig. 150.  
— Unscrew the fuel cap counterclockwise and re-  
move. Use the slot on the fuel filler flap hinge  
fig. 150 to hold the cap while refueling.  
Bad or poor quality fuel reduces operating perform-  
ance, efficiency and service life of the engine. If you  
formance or “bucking,” immediately reduce the ve-  
hicle speed, accelerate slowly, and keep the engine  
speed in the middle of the rpm range. Avoid high  
rpm and rapid acceleration. If these symptoms  
Refueling  
→ page 222, Fuel types is listed on a sticker on the  
inside of the fuel filler flap → fig. 150 (arrow). This  
222