VW Code 28293

28293 Description And Summary :

Diameter in engine reductant injection valve bank 1 unit 1, circuit / open run rough, or might suddenly stall at any given speed o2 sensor signal bank 1 sensor 1, biased / stuck lean and wait then exhaust bank 4 oxygen sensor correction behind catalyst, rich control limit exceeded is the final reason of the code.

28293 Possible Causes:

28293 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 10 Contribution/balance Fault
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Reverse Input Circuit
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 28293 Code

  • Inspect all the connections cylinder 10 injector, data incompatible
  • 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