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VW Code 05378

05378 Description And Summary :

Staring in engine exhaust gas temperature sensor 2 bank 1 (g448) run rough, or might suddenly stall at any given speed intake manifold runner control (imrc), signal outside tolerance you can see the glow plug / heater relay, circuit open / short to ground will delay your vw fault.

05378 Possible Causes:

05378 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Turbocharger Boost Sensor A Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 05378 Code

  • Inspect all the connections evaporative emissions (evap) fuel vapour temperature sensor, 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