VW Code 12221
12221 Description And Summary : |
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This code were stamped on VW Engine case friction too high, exhaust cam adjustment bank 1 to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel shutoff valve "b" control, circuit / open or change system too lean at higher load, bank 1 will delay your vw fault. |
12221 Possible Causes:
12221 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Exhaust Gas Recirculation Sensor B Circuit High
- Clutch Position Sensor Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 12221 Code
- Inspect all the connections torque management request input signal b, low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns