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jbash87 · 12-30-2025, 09:01 AM

Some quick googling says 31 is a generic lamda code issue, while 2C refers to bank 2. Bank 1 would be 2B. I would think you'd get a 31 with either bank.

12-30-2025, 09:01 AM	#2
jbash87 Captain 582 Rep 868 Posts Drives: 2006 M5, 2012 X5d, Prelude 4WS Join Date: Aug 2012 Location: Seattle iTrader: (0) Garage List 2012 BMW X5 35d [10.00] 2006 BMW M5 [10.00]	Some quick googling says 31 is a generic lamda code issue, while 2C refers to bank 2. Bank 1 would be 2B. I would think you'd get a 31 with either bank.
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