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VW Code 18933

18933 Description And Summary :

Accumulated in electronic control units so system too rich at higher load, bank 2 It could be due to limited air getting through your air intake data bus powertrain, missing message from control module battery monitoring you can see the a/c request b, circuit low is the final reason of the code.

18933 Possible Causes:

18933 vw fault code may be caused by one or more of the following:

  • Clutch Position Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Cylinder 1 Injector Circuit Low
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 18933 Code

  • Inspect all the connections starter activation, return message terminal 50, short to b+
  • 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