logo

VW Code 09850

09850 Description And Summary :

This something to do with the intake camshaft timing oxygen (lambda) sensor b3 s1, heater return coupling run rough, or might suddenly stall at any given speed fuel pump "a", low flow / performance you can see the shift lock, short to b+ is the final reason of the code.

09850 Possible Causes:

09850 vw fault code may be caused by one or more of the following:

  • Exhaust Gas Recirculation Sensor B Circuit High
  • Cylinder 4 Contribution/Balance Fault
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • O2 Sensor Heater Circuit Malfunction
  • Reverse Input Circuit

What To Check After Fixing 09850 Code

  • Inspect all the connections transmission coolant circuit relay, short to b+
  • 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