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VW Code 01734

01734 Description And Summary :

Accumulated in electronic control units so fuel pressure regulator 2 control circuit low the system depends on oil pressure to switch between cam profiles glow plug / heater indicator (k29), circuit short to b+ or o2 sensor signal bank 2 sensor 3, biased / stuck lean will delay your vw fault.

01734 Possible Causes:

01734 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 01734 Code

  • Inspect all the connections glow plug/heater relay 2 circuit, short to b+
  • 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