Air-con blower air is warm.

ipoh-horfun

Well-Known Member
each time i turn on my car engine, the air-con blower will blow out warm air first b4 cooling off with cool air. WHY is this so ?
 
Re: Air-con blower air is warm.

Apparently it is normal. My car is the same and a few others i know as well. Though i cannot understand the engineering logic behind it.
 
Re: Air-con blower air is warm.

Hi there - just to let you know i am having the same issues as well.

For me, when i turn off the aircond by pressing * hotair comes out instead of normal room temp air.

if thats normal, i am also puzzled...
 
Re: Air-con blower air is warm.

iScoupe;662679 said:
all my BJ is quite warm.. noraml.

Bro iScoupe...... u mean most bimmer BJ is warm at the start?
 
Re: Air-con blower air is warm.

My guess is that the car is build for dual climate that's y for the first few seconds there is warm air that comes out from the air con vent.. Dun shoot me hor cos l am also facing the same problem.
 
Re: Air-con blower air is warm.

It is not a problem. It is normal thing since don't know when. Not sure? Can try out my E39 air con.
 
Last edited by a moderator:
Re: Air-con blower air is warm.

My ride's experiencing the same thing. Blows out hot air when I turn the A/C on first thing in the morning, if I switch off the aircon before pressing the Ignition off button on the night before.

Strangely though, if the air con was set to Auto and the car was `shutdown' without switching the a/c off the night before, the a/c blows out cool air the next time the car's switched on.
 
Re: Air-con blower air is warm.

Does 2nd scenario holds when you do that in the daytime? Ie not after you leave the car overnight?
 
Re: Air-con blower air is warm.

I face the same prob. Sent my ride to PML for a check and was told that the evaporator fan coil is leaking and needs to be changed. They will also be changing the compressor. Fortunately, it is under warranty... but they need 3days to replace it.
 
Re: Air-con blower air is warm.

If I turn off the music, I seem to hear a v soft "E" sound... not sure if this is normal. The sound isn't always there. What should I do?
 
Re: Air-con blower air is warm.

the other day, park my car and off the engine. realised the air con still running. start - stop a few times still the same.

call Ah Wee and he advised me to do a batt reset. did it and all went ok.

hopefully it will be not resurface.
 
Re: Air-con blower air is warm.

tiger1;675114 said:
the other day, park my car and off the engine. realised the air con still running. start - stop a few times still the same.

call Ah Wee and he advised me to do a batt reset. did it and all went ok.

hopefully it will be not resurface.

Could be a blower resistor failure. Apparently quite common in BMWs. BMWs have many funny problems
 
Re: Air-con blower air is warm.

MW;675137 said:
Could be a blower resistor failure. Apparently quite common in BMWs. BMWs have many funny problems

I am driving BMW 523i F10. PML told me 'It is a characteristic of the car'. LL
 
Re: Air-con blower air is warm.

wow ... the english standard certainly has improved
from simple english that's normal to .... characteristic :lol:
Rags;683923 said:
I am driving BMW 523i F10. PML told me 'It is a characteristic of the car'. LL
 
Re: Air-con blower air is warm.

wt_know;683937 said:
wow ... the english standard certainly has improved
from simple english that's normal to .... characteristic :lol:



What can i for you do? is this better?
 

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