Quote:
	
	
		
			
				Originally posted by PKRWUD  
looking at the connector, from the ECM, the X marks where the wire is you want to attach the a/f gauge to: 
 
1 -0000000000 - 0000000000-20 (20 is a black wire) 
21-00000000X0 - 0000000000-40 (40 is a black wire w/ a lt. green tracer) 
41-0000000000 - 0000000000-60 (60 is also a black/lt. green wire) 
			
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 This is from when Chris helped me with mine.