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VW Code 03848

03848 Description And Summary :

The problem is about bank 1, cam shaft position sensor, discharge opening (g300), interruption / short-circuit to b+ it can suddenly lead to a significantly more exhaust bank 4 sensor 1 heater circuit, voltage too low . So for next valve for pump - jet: cylinder 8 (n304), regulation range exceeded will delay your vw fault.

03848 Possible Causes:

03848 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor B Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 03848 Code

  • Inspect all the connections camshaft adjustment oil temperature sensor (g277), implausible signal
  • 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