Hi all,
I’ve been having reoccurring fault codes with the HVAC air conditioning system, it comes up on scan reports fairly often.
Fault code: P171900
Functionality limited due to Engine Control Module
Last occurred at: 31282 mi
Details:
Frequency : 1
Unlearning Counter : 95
Mileage at last occurence : 31282 mi
Date at last occurence : 15.02.2021
Time at last occurence : 21:42:39
Details about fault status : The fault is active
Infos about fault priority : This fault can be critical for the drivability of your car on a long-term basis.
Fault code: (1048835)
This fault results from a generic communication issue in the ECU: Auto HVAC (Internal GR92)
Last occurred at: 31282 mi
Details:
Frequency : 1
Unlearning Counter : 95
Mileage at last occurence : 31282 mi
Date at last occurence : 15.02.2021
Time at last occurence : 21:42:39
Details about fault status : The fault is active
Infos about fault priority : This fault can be critical for the drivability of your car on a long-term
Fault code: (09170C)
This fault results from a generic communication issue in the ECU: Central Electronic (Internal GR92)
Last occurred at: 30355 mi
Details:
Frequency : 1
Unlearning Counter : 97
Mileage at last occurence : 30355 mi
Date at last occurence : 16.01.2021
Time at last occurence : 15:01:14
Details about fault status : The fault is active
Infos about fault priority : Please take action to resolve this fault. Otherwise drivability might be impacted in the future.
Fault code: U112200
Databus - Implausible Message
Last occurred at: 30816 mi
Details:
Frequency : 20
Unlearning Counter : 134
Mileage at last occurence : 30816 mi
Date at last occurence : 30.01.2021
Time at last occurence : 15:23:33
Details about fault status : The fault is active
Infos about fault priority : This fault can be critical for the drivability of your car on a long-term basis.
The air conditioning works fine to my knowledge, is this something to be cautious about or normal message due to cold weather causing the engine to limit the HVAC functionality?
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Fault code P171900 for the HVAC solution?
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