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

 

P1933 Description

 

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.