Air conditioning intermittent

Tiny
MARIE WASHER
  • MEMBER
  • 1997 BMW 528
  • 2.0L
  • 6 CYL
  • AUTOMATIC
  • 198,000 MILES
Customer complaint that sometime air conditioning comes on and off. Code showing #010 AUC sensor. Please help
Tuesday, August 29th, 2017 AT 1:40 PM

1 Reply

Tiny
STEVE W.
  • MECHANIC
  • 13,480 POSTS
The AUC sensor is for the automatic re-circulation/fresh air control. It samples the outside air and shuts the external air vents off when it detects pollution in the air. It is on the auxiliary fan frame. 010 is the code saying the sensors internal heater is faulty.
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Wednesday, August 30th, 2017 AT 3:10 PM

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