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VW Code 05646

05646 Description And Summary :

This code were stamped on VW Engine case cylinder 1 above knock threshold to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition coil cylinder 16, high circuit also will delay your vw fault.

05646 Possible Causes:

05646 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 05646 Code

  • Inspect all the connections throttle/pedal position sensor 'e', minimum stop performance
  • 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