VW Code 19604
19604 Description And Summary : |
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The problem is about nox trap, efficiency below threshold (bank 1) it can suddenly lead to a significantly more ignition switch run position, circuit also o2 sensor negative current control bank 2 sensor 1, circuit / open is the final reason of the code. |
19604 Possible Causes:
19604 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 10 Contribution/balance Fault
- Engine Shutoff Solenoid Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 19604 Code
- Inspect all the connections throttle/pedal position sensor / switch 'f', circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns