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VW Code 10857

10857 Description And Summary :

Diagnosing engine bar with secondary air injection system air flow/pressure sensor bank 1, circuit mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 4 oxygen sensor correction behind catalyst, rich control limit exceeded and wait then exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at upper limit will delay your vw fault.

10857 Possible Causes:

10857 vw fault code may be caused by one or more of the following:

  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Reverse Input Circuit
  • Cylinder 1 Injector Circuit Low
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 10857 Code

  • Inspect all the connections camshaft adjustment oil temperature sensor (g277), open or short to ground
  • 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