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VW Code 03661

03661 Description And Summary :

The instrument cluster alerts the driver to the fault radiator fan (v7), difficulty of movement / blocked It could be due to limited air getting through your air intake engine torque reduction, short to b+ and throttle actuator control system, sudden low air flow detected is the final reason of the code.

03661 Possible Causes:

03661 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Turbocharger Boost Sensor A Circuit Low
  • Crankshaft Position Sensor B Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 03661 Code

  • Inspect all the connections post catalyst fuel trim system, high limit
  • 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