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Hi guys,

On the r33 climate control, when you turn the lights on, the display dims.

Thinking about it, this could be due to

1) circuit connected in series so display is experiencing a voltage drop because all the other lights are being powered

2) It deliberately dims, thus it must have a connection which tells it the lights are on

Does anybody know anything about this? Or how it works?

I want to keep it bright, even when the lights are on. If the reason is 2, then that should be an easy fix, if its 1, gonna be difficult

Thanks!

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I have done this after I added a blue film to the display.

There is a wire that completes a circuit when the parkers are turned on.

I removed it from the connector block that plugs into the climate control unit.

The unit no longer dims when the lights are turned on.

ah fair enough

I need to do that to mine, I always thought it was brighter with the blue perspex. I guess it depends what tint you get

If you have a test light or multimeter handy should be easy to find the right wire. pull the plug out of the back of the climate control unit and test each wire with the light switch on and off.

If you dont have a multimeter then find one :P

Or maybe someone on here knows the answer/can test for you

Unplug climate control plug, put negative terminal of multimeter to chassis ground, probe the wires in the plug whlie turning the lights on and off

If you find a wire that has no power with lights off and power with lights on then that's your wire

Unplug climate control plug, put negative terminal of multimeter to chassis ground, probe the wires in the plug whlie turning the lights on and off

If you find a wire that has no power with lights off and power with lights on then that's your wire

thanks man

  • 4 months later...

Just a note to anyone that tries this.

Taking the wire out does indeed stop it from dimming, it was a red wire with a blue stripe on mine.

However, this wire also lights up the climate control buttons when you switch the lights on. Taking it out means no lights for your buttons.

Id changed the climate control button lights to blue too so was a bit lame not having them. Rectified this by making my own wiring loom that comes from the wire that i pulled out, and goes directly to the lights for the buttons. It was easy because the lights themselves are easy to access.

So now when i turn the lights on, the buttons light up, and the display doesnt dim :D

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