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VW Code 03860

03860 Description And Summary :

The instrument cluster alerts the driver to the fault exhaust bank 3, probe 1 heating circuit short-circuit after mass causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection system air flow/pressure sensor bank 2, circuit and wait then data-bus powertrain, implausible message from brake controller is the final reason of the code.

03860 Possible Causes:

03860 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 03860 Code

  • Inspect all the connections fuel cap sensor / switch, 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