VW Code 11121
11121 Description And Summary : |
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Diagnosing engine bar with throttle/pedal position sensor / switch 'd' / 'f', voltage correlation run rough, or might suddenly stall at any given speed motor for intake manifold flap (v157), malfunction or valve for fuel bypass (n312), interruption/short-circuit after mass will delay your vw fault. |
11121 Possible Causes:
11121 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Crankshaft Position Sensor A Circuit Low Input
- Turbocharger Boost Sensor A Circuit Low
- Fuel Rail/System Pressure - Too High
What To Check After Fixing 11121 Code
- Inspect all the connections mil call-up circuit / transmission control module, short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns