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P218F Diagnostic Trouble Code Discussion for February 2022

Reductant no flow detected


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Trouble Ticket Help Requests for DTC P218F
Help Request Posted
2015 Volkswagen Jetta TDI SE 2.0L MIL Lamp on VIN: 3VWLA7AJ4F
P218F: Reductant no flow detected. This car has a code P218F(reductant no flow detected) that comes back as soon as you cycle the key without even starting the car. Erase code and cycle the key and it's back. Wasn't there before I replaced the pump because of code P20E8(reductant pressure t...
February 18, 2022