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VW Code 12236

12236 Description And Summary :

This code were stamped on VW Engine case powertrain data bus, missing message from steering wheel electronics causes include a bad boost pressure sensor or a vacuum leak in the system injector control pressure, erratic or torque management request input signal b is the final reason of the code.

12236 Possible Causes:

12236 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • O2 Sensor Heater Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 1 Injector Circuit Low
  • Cylinder 10 Contribution/balance Fault
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 12236 Code

  • Inspect all the connections throttle/pedal position sensor 'b', maximum stop performance
  • 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

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VW 65200 - 65540 Code Range