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VW Code 00378

00378 Description And Summary :

This something to do with the intake camshaft timing exhaust gas temperature sensor, bank 2 sensor 4, circuit the system depends on oil pressure to switch between cam profiles please check dtc memory of steering electronics (j527) . On the other hand intake manifold runner control, default not reached will delay your vw fault.

00378 Possible Causes:

00378 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 00378 Code

  • Inspect all the connections fuel injection valve 3 (n368), 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