Audi A4 Ac Not Working Try This First Youtube Ac switch it’s one of the most common issue that cause audi ac system not working,try replacing this one first. A4 (b8 platform) discussion ac not working help! hi, have been trying to fix ac for a long time. have been to mechanic but still not sorted. heres what i know have done so far: 1. ac does not cool appears compress ore is not activating because no noticable change in engine load when toggling ac switch on.
Audi A4 Aircon Not Working There are several reasons why your audi a4’s ac may not be working and some of them are quite common. from electrical issues to mechanical failures, here are the most common causes of ac failure in audi a4 cars: low refrigerant levels. faulty ac compressor. electrical problems such as a blown fuse or faulty relay. Audi ac not working one side and fix. audi a4 the ac stopped working on one side (passager in us) but was blowing cold on the driver side. i worried that it was going to be a complex gate door issue under the dash but it turned out the system was low on 134a. the low side was 40 and the high side was 200psi. Front of car (bumper cover) had to come off to access. my ac stopped blowing cold air 10 months ago. took it to 4 different shops including audi dealer. all of them told me it's the ac compressor, fix would be anywhere from 1k to 1500. 1 shop told me the compressor may be able to be fixed for less than a new compressor but if that's the case. If voltage goes to the blower motor, it’ll need replacing. if there’s no voltage, test the resistor ( ). 2. ac system not blowing cold enough. the most common reason for your audi a4’s ac not blowing cold enough is low refrigerant levels, followed by a dirty evaporator or condenser issues (bad or clogged).
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