On N62 the intake air temp sensor is integrated in MAF. In the diagram A_TANS signal. Showing small NTC resistor in the MAF housing working as a temp sensor.

https://bmwteka.com/wds/en/e53/41053fe7#

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E39 530dA -02 M-Sport Messing metallic
E53 X5 3.0dA -06 Sport Stratus grey
E70 X5 40d -12 M-Sport Space grey