VW Code 05378
05378 Description And Summary : |
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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