VW Code 15722
15722 Description And Summary : |
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The problem is about exhaust bank 4 oxygen sensor correction behind catalyst, rich control limit exceeded mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at upper limit also intake manifold runner control: open stop outside of valid range is the final reason of the code. |
15722 Possible Causes:
15722 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor B Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 15722 Code
- Inspect all the connections ignition coil 'k' primary control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns