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Aircon fault. When it's on its off and when it's off its on.

Posted: Thu Jun 04, 2015 10:33 pm
by DynamoTightstar
My AC blows hot when turned on and cold when turned off.

I've checked the comp and when turned on the clutch disengages and when turned off it engages. It's like the switch is back to front.

Could it be something simple like the polarity is the wrong way round?

Any help appreciated.

Re: Aircon fault. When it's on its off and when it's off its

Posted: Fri Jun 05, 2015 12:47 am
by NZDubNurd
Does your control panel have an "AC" button, or an "ECON" button???

the AC button lights up when the AC is on.

the ECON button lights up when the AC is off.

Someone may have retrofitted something and have it coded wrong, or the panel is wrong for the car coding.

Our Touran has an ECON button, basically it be's "economical" by not running the AC compressor.

Re: Aircon fault. When it's on its off and when it's off its

Posted: Fri Jun 05, 2015 5:36 am
by DynamoTightstar
Hello mate, thanks for the reply. It's an AC button.

Ex British Gas van.

Re: Aircon fault. When it's on its off and when it's off its

Posted: Fri Jun 05, 2015 6:32 am
by torque777
Has someone changed the panel?

Re: Aircon fault. When it's on its off and when it's off its

Posted: Fri Jun 05, 2015 7:29 am
by DynamoTightstar
Not that I know of.