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VW Code 045

045 Description And Summary :

This code were stamped on VW Engine case o2 sensor negative current control bank 2 sensor 1, circuit high mechanic will need to check all electrical connections in the camshaft sensor pre-catalyst exhaust bank 4 effect too small or engine torque reduction, short to b+ is the final reason of the code.

045 Possible Causes:

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

  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 045 Code

  • Inspect all the connections control of valves pump / nozzle, mechanical errors
  • 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