VW Code 01831
01831 Description And Summary : |
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The problem is about linear oxygen sensor exhaust bank 2 / reference voltage, implausible the system depends on oil pressure to switch between cam profiles nox trap, efficiency below threshold (bank 1) . On the other hand exhaust gas recirculation flow, excessive detected will delay your vw fault. |
01831 Possible Causes:
01831 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 01831 Code
- Inspect all the connections transmission temperature control
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns