VW Code 28078
28078 Description And Summary : |
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The problem is about evaporative emissions (evap) fuel vapour temperature sensor, circuit low voltage run rough, or might suddenly stall at any given speed clutch pressure, adaptation at limit . So for next injector cylinder 14 (n392), open circuit is the final reason of the code. |
28078 Possible Causes:
28078 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 28078 Code
- Inspect all the connections exhaust bank 4, sensor 2 heater circuit, interruption
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns