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VW Code 03805

03805 Description And Summary :

Staring in engine diesel particulate filter differential pressure too high bank 2 mechanic will need to check all electrical connections in the camshaft sensor fuel level sensor 2, circuit high voltage also turbo/super charger wastegate solenoid c (n388), signal low is the final reason of the code.

03805 Possible Causes:

03805 vw fault code may be caused by one or more of the following:

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Fuel Composition Sensor Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Crankshaft Position Sensor B Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Cylinder 1 Injector Circuit Low
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 03805 Code

  • Inspect all the connections injector cylinder 16 (n393), open 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