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A few days ago, I pulled the codes on my newly acquired truck (in sig). The codes I got were a 41, 53 & 96. At the time I had a pretty bad exhaust leak. I have since repaired the exhaust leak, and today, I put in a new O2 sensor. I cleared the codes by disconnecting the battery negative cable for a few seconds (is that the correct way?), and then hooked it back up and took the truck for a test run. When I got back, I pulled the codes again and I am still getting the same exact codes. I would have thought that by repairing the exhaust leak and replacing the O2 sensor that that would have cleared the 41 code. Your thoughts and suggestions on what else I should do would be much appreciated.
You can clear the codes by pulling the jumper wire while the codes are being blinked out, without having to disconnect the battery.
Just went out and tried that and it worked like a charm, all cleared now. I, once again, took the truck for a test drive and checked it again when I came back. I'm still not showing any codes at all now. Is a 20 mile test run long enough for any codes to show up if they're going to?