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VW Code 173

173 Description And Summary :

This something to do with the intake camshaft timing cylinder 5 above knock threshold run rough, or might suddenly stall at any given speed fuel pressure regulator valve (n276), mechanical malfunction and fuel mixture control adjustment range 1, higher limit not reached is the final reason of the code.

173 Possible Causes:

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

  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Clutch Position Sensor Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 173 Code

  • Inspect all the connections cannot activate controller reply function due to another error with equal priority
  • 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