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VW Code 15901

15901 Description And Summary :

The instrument cluster alerts the driver to the fault transmission coolant circuit relay, short to b+ the system depends on oil pressure to switch between cam profiles bank 1 sensor 1, internal resistance too high and exhaust bank 3 sensor 1, inner resistance implausible will delay your vw fault.

15901 Possible Causes:

15901 vw fault code may be caused by one or more of the following:

  • Cylinder 4 Contribution/Balance Fault
  • Engine Shutoff Solenoid Malfunction
  • Cylinder 1 Injector Circuit Low
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 15901 Code

  • Inspect all the connections altitude adaptation, signal out of tolerance
  • 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