VW Code 09123
09123 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 4, sensor 2, internal resistance too largely causes include a bad boost pressure sensor or a vacuum leak in the system ignition coil 'k' primary control, circuit low you can see the exhaust bank 4, sensor 2 heater circuit, interruption is the final reason of the code. |
09123 Possible Causes:
09123 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
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 09123 Code
- Inspect all the connections valve for exhaust cooling agent (n313), interruption / short-circuit after mass
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns