These readings sound off. I would replace the air flow sensor and recheck. When any problem is seen by the control module, the engine goes into FOM. (fixed operational mode) When this happens, the idle can be high or low depending on the idle valve. Usually it is high that I have seen.

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Benzmac:
Donnie Drummonds
1992 500E (very soon I hope
1981 280GE SWB
ASE CERTIFIED MASTER AUTO TECHNICIAN
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