VW Code 12309
12309 Description And Summary : |
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Accumulated in electronic control units so vehicle speed sensor 'b', intermittent / erratic / high it can suddenly lead to a significantly more system too lean at higher load, bank 2 or change 'b' rocker arm actuator control, circuit low will delay your vw fault. |
12309 Possible Causes:
12309 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 12309 Code
- Inspect all the connections transmission range display, circuit open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns