VW Code 28776
28776 Description And Summary : |
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This code were stamped on VW Engine case nox sensor heater sense bank 1, circuit intermittent It could be due to limited air getting through your air intake o2 sensor exhaust sample error bank 2 sensor 1 . On the other hand fuel pressure regulator 2 control circuit / open is the final reason of the code. |
28776 Possible Causes:
28776 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 28776 Code
- Inspect all the connections linear oxygen sensor exhaust bank 3 / common ground wire, short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns