Code 21 again

Green7mgte · 05-23-2012, 04:22 PM

http://www.cygnusx1.net/Supra/Librar...spx?S=FI&P=119
o2 sensor..

and the 02 heater sensor

http://www.cygnusx1.net/Supra/Librar...spx?S=FI&P=121

since you said you just replaced your 02 sensor and all your wires are non corroded or dry rotted.. then id lean more towards the 02 heater sensor.

and 2 pages past that is.
http://www.cygnusx1.net/Supra/Librar...spx?S=FI&P=122
ecu stuff

05-23-2012, 04:22 PM	#4
Green7mgte Supra Forum Moderator Join Date: Nov 2009 Location: Green-Ohio Posts: 1,297	http://www.cygnusx1.net/Supra/Librar...spx?S=FI&P=119 o2 sensor.. and the 02 heater sensor http://www.cygnusx1.net/Supra/Librar...spx?S=FI&P=121 since you said you just replaced your 02 sensor and all your wires are non corroded or dry rotted.. then id lean more towards the 02 heater sensor. and 2 pages past that is. http://www.cygnusx1.net/Supra/Librar...spx?S=FI&P=122 ecu stuff __________________ 92 Ma71 7mGTE Auto. SafcII Supra FAQ Supra MKIII FAQ Classified Section guidelines : Last edited by Green7mgte; 05-23-2012 at 04:25 PM.