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VW Code 04166

04166 Description And Summary :

Diameter in engine hydraulic pressure sensor 2, too high the system depends on oil pressure to switch between cam profiles ignition coil cylinder 16, high circuit also throttle actuator control system, sudden high air flow detected is the final reason of the code.

04166 Possible Causes:

04166 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ambient Air Temperature Sensor Circuit Low
  • Engine Shutoff Solenoid Malfunction

What To Check After Fixing 04166 Code

  • Inspect all the connections exhaust bank 4, sensor 2, electrical error in the electric circuit
  • 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