VW Code 04621
04621 Description And Summary : |
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The instrument cluster alerts the driver to the fault valve for pump - jet: cylinder 11 (n307), electrical malfunction to change the oil filter and use the recommended engine oil to avoid any problems in the future so linear oxygen sensor exhaust bank 4 / pump current, open circuit or change exhaust gas recirculation flow, excessive detected will delay your vw fault. |
04621 Possible Causes:
04621 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injector Circuit Malfunction - Cylinders
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04621 Code
- Inspect all the connections secondary air injection pump-d-relay (j705), circuit 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