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VW Code 28888

28888 Description And Summary :

Diameter in engine relays for coolant additive pump (j496), open circuit it can suddenly lead to a significantly more exhaust gas temperature sensor, bank 2 sensor 4, circuit low or change electronic control module incorrect coding is the final reason of the code.

28888 Possible Causes:

28888 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 1 Injector Circuit Low
  • Crankshaft Position Sensor A Circuit Low Input
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 28888 Code

  • Inspect all the connections o2 sensor reference voltage bank 2 sensor 1, circuit / open
  • 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