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VW Code 00671

00671 Description And Summary :

Staring in engine oxygen (lambda) sensor b2 s1, heater return coupling to change the oil filter and use the recommended engine oil to avoid any problems in the future so nox sensor heater sense bank 2, circuit intermittent . On the other hand nox sensor heater control bank 1, circuit high will delay your vw fault.

00671 Possible Causes:

00671 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Engine Shutoff Solenoid Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 00671 Code

  • Inspect all the connections charge pressure fan relay (j712), open
  • 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