To fix a broken speedometer and fuel gauge on a VW beetle, the parts need to be taken out and replaced. This can be done at any Volkswagen dealership.Ê
the fuel gauge is incorporated inside the speedo meter in the super bug.
should be 2 to 3 psig
To wire the fuel gauge for a 1972 Volkswagen Beetle, connect the gauge's positive terminal to the ignition switch's 12V power source. The negative terminal of the gauge should be grounded to the vehicle's body. Connect the fuel sender unit's wire to the gauge's sender terminal, and ensure that the sender is properly grounded as well. Always consult the wiring diagram specific to your model for accurate connections.
The fuel capacity of a 1973 Volkswagen Super Beetle is approximately 12.5 gallons (47 liters). This capacity includes both the main tank and the reserve. The design allows for a practical driving range, typical for vehicles of that era.
It's in the speedometer.
fuel sending unit
Check the fuel sending unit, it may need to be cleaned. This is easy to do yourself.
either the fuel gauge needs replacing or the fuel gauge sending unit in the fuel tank is stuck
buy a new viburam for the back of the fuel gauge on the speedo. It is a heat element that reads the sending unit in the tank
The gauge could be bad, the fuel gauge sending unit in the gas tank as part fo the fuel pump could be bad you could have a bad ground wire you could have a broken wire in the harness runnign from the fuel tank to the gauge.
A faulty fuel gauge sending unit in the fuel tank could cause that.