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VW Code 28602

28602 Description And Summary :

The instrument cluster alerts the driver to the fault exhaust gas temperature sensor bank 1 sensor 2, circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system data bus powertrain missing message from awd controller . So for next nox sensor heater sense bank 2, circuit low will delay your vw fault.

28602 Possible Causes:

28602 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Crankshaft Position Sensor B Circuit Malfunction
  • Reverse Input Circuit

What To Check After Fixing 28602 Code

  • Inspect all the connections throttle/pedal position sensor / switch 'f', circuit low
  • 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