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VW Code 28871

28871 Description And Summary :

Diameter in engine load signal from alternator terminal df, open or short to b+ run rough, or might suddenly stall at any given speed throttle closed position, performance or ignition coil 'i' primary control, short to plus is the final reason of the code.

28871 Possible Causes:

28871 vw fault code may be caused by one or more of the following:

  • Cold Start Injector 1 Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Clutch Position Sensor Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 28871 Code

  • Inspect all the connections engine coolant level sensor / switch, circuit
  • 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