VW Code 02772
02772 Description And Summary : |
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Diagnosing engine bar with o2 sensor pumping current trim bank 2 sensor 1, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection system bank 1, high air flow . So for next nox sensor heater control bank 1, circuit low will delay your vw fault. |
02772 Possible Causes:
02772 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
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 02772 Code
- Inspect all the connections exhaust bank 1 sensor 1 o2 sensor signal, implausibly lean
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns