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VW Code 05666

05666 Description And Summary :

Diameter in engine linear oxygen sensor exhaust bank 2 / pump current, short to ground run rough, or might suddenly stall at any given speed please check dtc memory of air condition ecu and pressure control solenoid 5 (n233) open / short to ground is the final reason of the code.

05666 Possible Causes:

05666 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Engine Shutoff Solenoid Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Cold Start Injector 1 Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 05666 Code

  • Inspect all the connections radiator exhaust control 1, short-circuit after mass
  • 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