VW Code 28454
28454 Description And Summary : |
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Staring in engine linear oxygen sensor exhaust bank 2 / common ground wire, open circuit it can suddenly lead to a significantly more please check dtc memory of engine ecu or change coolant circulation pump relay (j151), short to ground will delay your vw fault. |
28454 Possible Causes:
28454 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Engine Oil Temperature Sensor Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28454 Code
- Inspect all the connections motor for intake manifold flap (v157), no signal
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns