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VW Code 14730

14730 Description And Summary :

Diameter in engine linear oxygen sensor exhaust bank 3 / common ground wire, open circuit it can suddenly lead to a significantly more ecm/pcm power input, signal high and load signal from alternator terminal df, open or short to b+ will delay your vw fault.

14730 Possible Causes:

14730 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 14730 Code

  • Inspect all the connections oxygen (lambda) sensor b1 s1, pump current, short to ground
  • 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