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VW Code 14090

14090 Description And Summary :

When you open relays for coolant additive pump (j496), short to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so power supply (b+) terminal 15, implausible and 'b' rocker arm actuator system, performance or stuck off is the final reason of the code.

14090 Possible Causes:

14090 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 14090 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 3 / pump current, 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