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VW Code 18741

18741 Description And Summary :

Diameter in engine coolant fan 2 (v177), open circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so relays for large amount of heat (j360), disconnected or short to ground . On the other hand actuator supply voltage "b", circuit /open is the final reason of the code.

18741 Possible Causes:

18741 vw fault code may be caused by one or more of the following:

  • Exhaust Gas Recirculation Sensor B Circuit High
  • Fuel Composition Sensor Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 18741 Code

  • Inspect all the connections power supply (b+) terminal 15, voltage too high
  • 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