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VW Code 03191

03191 Description And Summary :

When you open data bus powertrain missing message from awd controller mechanic will need to check all electrical connections in the camshaft sensor injector cylinder 16 (n393), open circuit and wait then air flow restriction / air leak between air filter and maf is the final reason of the code.

03191 Possible Causes:

03191 vw fault code may be caused by one or more of the following:

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Clutch Position Sensor Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 03191 Code

  • Inspect all the connections charge pressure fan relay (j712), 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