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VW Code 07794

07794 Description And Summary :

Accumulated in electronic control units so exhaust bank 3/4 lambda probes after kat exchanges mechanic will need to check all electrical connections in the camshaft sensor load signal, error message from ecu . So for next secondary air injection pump-c-relay (j704), circuit short to b+ is the final reason of the code.

07794 Possible Causes:

07794 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 07794 Code

  • Inspect all the connections catalyst system exhaust bank 3, effectiveness too low
  • 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