VW Code 09494
09494 Description And Summary : |
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The problem is about exhaust bank 1 sensor 1 oxygen sensor signal, voltage too low during deceleration causes include a bad boost pressure sensor or a vacuum leak in the system mass-airflow sensor 3 (g456), signal to low and wait then exhaust bank 4, sensor 2, tension too largely will delay your vw fault. |
09494 Possible Causes:
09494 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor B Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 09494 Code
- Inspect all the connections o2 sensor signal bank 2 sensor 2, biased / stuck rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns