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VW Fault Code 12937 for Volkswagen Bora

The fault code 12937 in a Volkswagen Bora typically refers to a malfunction detected by the vehicle’s onboard diagnostics system (OBD). It may relate to the engine, transmission, or emissions components. The purpose of this page is to help Volkswagen Volkswagen Bora owners interpret the meaning of the 12937 trouble code, recognize its symptoms, and identify the most likely causes and fixes.

Possible Causes:

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

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 1 Injector Circuit Low
  • Fuel Rail/System Pressure - Too High
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Ambient Air Temperature Sensor Circuit Low
  • Fuel Temperature Sensor B Circuit Range/Performance

Common Causes of VW Code 12937 in Volkswagen Bora

Typical Symptoms for Volkswagen Bora

Recommended Fix Steps for Volkswagen Bora

  1. Perform an OBD-II scan and confirm the code 12937
  2. Inspect wiring and connectors related to the affected system
  3. Clean or replace sensors such as the oxygen or crankshaft position sensor
  4. Reset the fault codes and test drive the vehicle
  5. If the issue persists, consult a certified VW technician

Other Volkswagen Models with Code 12937