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VW Code 03807

03807 Description And Summary :

Diameter in engine relays for large amount of heat (j360), short-circuit after pluses retarded timing position, the engine might refuse to start control of valves pump / nozzle, mechanical errors and wait then relays for pump, fuel cooling (j445), short-circuit after pluses is the final reason of the code.

03807 Possible Causes:

03807 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Crankshaft Position Sensor B Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 03807 Code

  • Inspect all the connections fuel injection valve 3 (n368), 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