logo

VW Code 01120

01120 Description And Summary :

Staring in engine o2 sensor pumping current trim bank 2 sensor 1, circuit / open mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 3, probe 1 tension too largely or valve for pump - jet: cylinder 11 (n307), regulation range exceeded will delay your vw fault.

01120 Possible Causes:

01120 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Crankshaft Position Sensor A Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 01120 Code

  • Inspect all the connections throttle/pedal position sensor 'b', minimum stop performance
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range