Changing the PIN on your Fuel card is easy. See how here:
PETROL STATION TO CHANGE CODE:
Shell Requires card firstname.lastname@example.org.
Cirkel K Can be changed at petrol station.
Q8 Can be changed at petrol station or by calling 7033 8888.
Uno-X Contact Uno-X at 7024 1234.
OK Requires card replacement. email@example.com.