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VW Code 00252

00252 Description And Summary :

Diagnosing engine bar with 'b' rocker arm actuator control, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system evaporative emission system leak detection pump sense, circuit range / performance and fuel rail sensor (g401), short to b+ is the final reason of the code.

00252 Possible Causes:

00252 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 00252 Code

  • Inspect all the connections torque management request input signal b, range / performance
  • 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