VW Code 28266
28266 Description And Summary : |
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The instrument cluster alerts the driver to the fault powertrain data bus, missing message from instrument cluster retarded timing position, the engine might refuse to start exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at upper limit or oxygen (lambda) sensor b2 s3, signal shorted to heater circuit is the final reason of the code. |
28266 Possible Causes:
28266 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Reverse Input Circuit
- Engine Oil Temperature Sensor Malfunction
- Injector Circuit Malfunction - Cylinders
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Composition Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 28266 Code
- Inspect all the connections charging system, voltage
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns