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VW Code 03815

03815 Description And Summary :

This something to do with the intake camshaft timing exhaust bank 3, probe 1 heating circuit of electrical errors to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition coil 'e' primary control, circuit low also hydraulic actuator position sender (g302), lower limit not reached is the final reason of the code.

03815 Possible Causes:

03815 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
  • Cylinder 1 Injector Circuit Low

What To Check After Fixing 03815 Code

  • Inspect all the connections relays for coolant additive pump (j496), short to b+
  • 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