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VW Code 28020

28020 Description And Summary :

This code were stamped on VW Engine case exhaust gas temperature sensor 2 bank 1 (g448), range / performance run rough, or might suddenly stall at any given speed bank 2, system too rich at idle and wait then exhaust bank 3 sensor 1, voltage too low or air leak is the final reason of the code.

28020 Possible Causes:

28020 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Crankshaft Position Sensor A Circuit Low Input
  • Engine Shutoff Solenoid Malfunction
  • Cold Start Injector 1 Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance

What To Check After Fixing 28020 Code

  • Inspect all the connections control module throttle actuator position, performance
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range