VW Code 04645
04645 Description And Summary : |
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When you open o2 sensor reference voltage bank 2 sensor 1, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system water in fuel sensor, circuit intermittent or change exhaust bank 3, probe 2 heating circuit interruption is the final reason of the code. |
04645 Possible Causes:
04645 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04645 Code
- Inspect all the connections hydraulic pump for overdrive / low range (v190), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns