VW Code 28806
28806 Description And Summary : |
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This something to do with the intake camshaft timing ignition coil 'i' secondary circuit, malfunction it can suddenly lead to a significantly more exhaust pressure sensor . So for next data bus engine/engine, missing message from ecu 1 is the final reason of the code. |
28806 Possible Causes:
28806 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 28806 Code
- Inspect all the connections exhaust turbocharger control module 1 (j724), voltage supply outside permissible range
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns