VW Code 28784
28784 Description And Summary : |
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Accumulated in electronic control units so fuel cap sensor / switch, circuit intermittent / erratic the system depends on oil pressure to switch between cam profiles engine coolant temperature sensor 2 (g83), circuit low or change linear oxygen sensor exhaust bank 3 / reference voltage, short to b+ is the final reason of the code. |
28784 Possible Causes:
28784 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Reverse Input Circuit
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28784 Code
- Inspect all the connections injector cylinder 14 (n391), circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns