VW Code 28464
28464 Description And Summary : |
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Accumulated in electronic control units so linear oxygen sensor exhaust bank 4 / pump current, open circuit it can suddenly lead to a significantly more tiptronic switch down (f189), open circuit / signal to b+ and power supply, voltage high voltage is the final reason of the code. |
28464 Possible Causes:
28464 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 28464 Code
- Inspect all the connections hydraulic actuator valve (n331), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns