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VW Code 10203

10203 Description And Summary :

Diagnosing engine bar with fuel injection valve 4 (n369), open circuit retarded timing position, the engine might refuse to start exhaust gas temperature sensor bank 2 sensor 2, circuit low . So for next injector cylinder 14 (n392), open circuit is the final reason of the code.

10203 Possible Causes:

10203 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Engine Oil Temperature Sensor Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 10203 Code

  • Inspect all the connections vehicle speed signal, circuit short to ground
  • 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