hello everyone i wondering if anyone can help me av a my93 wrx import and av got idling issues it wont idle at 1500rpm steady it keeps going up and down and it takes 3 attempts to start in the morning can anyone help me i noticed that the downpipe lambda sensor is not connected when i went to connect it the connection wasnt there any ideas av looked under the intercooler and the are where i think it might be any help would be fab....