VW Code 09609
09609 Description And Summary : |
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Diameter in engine secondary air injection system air flow/pressure sensor bank 2, circuit causes include a bad boost pressure sensor or a vacuum leak in the system engine coolant temperature sensor 2 (g83), circuit and exhaust bank 2 sensor 1 oxygen sensor signal, implausibly lean will delay your vw fault. |
09609 Possible Causes:
09609 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 09609 Code
- Inspect all the connections outside temperature sensor 2 (g249), short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns