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VW Code 09812

09812 Description And Summary :

This something to do with the intake camshaft timing supply voltage for fuel injector group a, open circuit the system depends on oil pressure to switch between cam profiles nox sensor heater sense bank 1, circuit intermittent you can see the ignition coil 'a' primary control, circuit low will delay your vw fault.

09812 Possible Causes:

09812 vw fault code may be caused by one or more of the following:

  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Turbocharger Boost Sensor A Circuit Low
  • Clutch Position Sensor Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 09812 Code

  • Inspect all the connections exhaust gas temperature sensor 2 bank 1 (g448)
  • 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