Code B257C - Nissan Maxima NO A/C (Temp ❄️ -22 Degrees Fahrenheit) - Easy Fix

Nissan Maxima no air condition with code b257c ambient temp sensor. Bad or missing ambient temp sensor will confuses the ecm reading -22 temp, not to kick on ac compressor to charge. Very common problem.
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[@shadiguy1]

Have the -22 problem. Replaced sensor. Still saying -22. I’m stumped dunno what else to do.

[@Ah_Duuu_Ma]

Then its electrical problem. Take it to a shop to get it diagnose.