VW Code 04623
04623 Description And Summary : |
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Diagnosing engine bar with nox sensor heater sense bank 1, circuit range / performance the system depends on oil pressure to switch between cam profiles fuel injection valve 1 (n366), short to b+ and transmission fluid temperature, exceeded multiple times will delay your vw fault. |
04623 Possible Causes:
04623 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 04623 Code
- Inspect all the connections exhaust bank 4 sensor 1 heater circuit, internal resistance too large
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns