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VW Code 04943

04943 Description And Summary :

Diameter in engine bank 1, system too lean off idle it can suddenly lead to a significantly more fuel injection valve 2 (n367), short to b+ or 'b' rocker arm actuator system, performance or stuck off is the final reason of the code.

04943 Possible Causes:

04943 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • O2 Sensor Heater Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Shift Solenoid E Performance or Stuck Off
  • Cold Start Injector 1 Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Fuel Rail/System Pressure - Too High

What To Check After Fixing 04943 Code

  • Inspect all the connections ignition coil 'b' secondary circuit, malfunction
  • 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