Thread: P0174 code
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      02-15-2019, 11:53 AM   #21
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Quote:
Originally Posted by RichardH View Post
I'm glad you issue is sorted, I'm still trying to understand how you got a lean code even though the leak was after the lambda sensor?
Battling with a similar issue on Bank 1 only.
Goes completely lean in closed loop then eventually changes to closed loop.
AFR dont go less than 13.5 even under boost.
Any suggestions tried about everything
Error code is 2C24
Means lambdas swopped
Yeah, I don't understand it either, but I can tell you now that the exhaust leak has been fixed, the CEL has not come back. I only had it on the one bank too, really strange because it's usually followed by several other codes.

I saw someone else had the same code as you and found that his injector plugs were swapped on 3&4... I would imagine it's something like that. You can also try to swap the o2 sensors and see if the issue shows up on the other bank now and you'll know it's that.
Appreciate 0