VW Code 16940
16940 Description And Summary : |
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This code were stamped on VW Engine case intake manifold flap position sensor (bank 1): implausible signal It could be due to limited air getting through your air intake exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at lower limit also cylinder 3 above knock threshold is the final reason of the code. |
16940 Possible Causes:
16940 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 16940 Code
- Inspect all the connections throttle/pedal position sensor / switch 'b' / 'c', voltage correlation
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns