Common problems with the Volkswagen Beetle include failure of the power windows, premature burnout of the headlights, problems with the check engine light and failure of the flasher relay. Other problems include failure of the mass air flow, transmission slipping into limp mode and excessive tire wear.
Power window problems in the Volkswagen Beetle are caused by failed window regulators. Windows may fail to wind down properly or become sluggish. This produces a crackling noise when winding the windows. Premature burnout of the headlight bulbs is caused by damaged connectors. A damaged headlight lamp socket and lack of insulation on the headlight wiring can also cause this problem.
Check engine light problems are caused by the failure of the ignition component and the engine coolant temperature sensor. This may be accompanied by an intermittent red coolant light. Failure of the flasher relay causes erratic performance of the turn signals. The left blinker could go faster than the right blinker, requiring the replacement of one or both blinker bulbs. Failure of the mass air flow sensor can also lead to check engine light illumination.
Transmission slips in the Volkswagen Beetle causes the vehicle to go into limp mode and jolt between gears.