P1933 Code: Meaning, Causes, and Symptoms | OBD2 Codes
P1933 – Fuel Additive Pump Control Circuit Low
P1933 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
P1933 Possible Causes
Faulty Fuel Additive Level Pump,Fuel Additive Level Pump harness is open or shorted,Fuel Additive Level Pump circuit poor electrical connection
Fuel Additive Pump Control Circuit Low is the generic description for the P1933 code, but the manufacturer may have a different description. Currently we have no further information abouth the P1933 OBDII code.