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VW Code 04143

04143 Description And Summary :

Diameter in engine relays for coolant additive pump (j496), short to b+ retarded timing position, the engine might refuse to start butterfly valve control unit 2 (j544), under voltage during basic adjustment . On the other hand valve for pump - jet: cylinder 10 (n306), regulation range exceeded is the final reason of the code.

04143 Possible Causes:

04143 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Cylinder 1 Injector Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Fuel Composition Sensor Circuit Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 04143 Code

  • Inspect all the connections valve for pump - jet, cylinder 1 (n240), electrical malfunction
  • 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