Well, starting to see a CEL, and it's telling me o2 behind cat.  Seems like a simple part, but there is a gromnet holding the wire fairly stiff into the chassis of the car.  How hard is it to get to the connector in a 96-98 Civic EX?  Any idea about how much time I'll be stuck under a lift?
Thanks
	
		
			
		
		
	
				
			Thanks
	
	
 Gj on the explaination in the drawing though.