VW Code 28746
28746 Description And Summary : |
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Diameter in engine exhaust gas temperature sensor, bank 2 sensor 5, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system fuel injection valve 4 (n369), open circuit and signal for back-up lights, short to ground will delay your vw fault. |
28746 Possible Causes:
28746 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- O2 Sensor Heater Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28746 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns