logo

VW Code 28858

28858 Description And Summary :

The problem is about please check dtc memory of adr control module mechanic will need to check all electrical connections in the camshaft sensor nox sensor heater sense bank 2, circuit high . So for next coolant pump control, circuit high is the final reason of the code.

28858 Possible Causes:

28858 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Ambient Air Temperature Sensor Circuit Low
  • Engine Shutoff Solenoid Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 28858 Code

  • Inspect all the connections secondary air injection system bank 1, high air flow
  • 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