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VW Code 65446

65446 Description And Summary :

When you open oxygen (lambda) sensor b2 s1, pump current, open circuit it can suddenly lead to a significantly more brake pressure switch (f270), implausible signal or control unit programming communication error is the final reason of the code.

65446 Possible Causes:

65446 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 65446 Code

  • Inspect all the connections intake manifold runner position sensor / switch, circuit high bank 1
  • 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