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RX - 1st Gen (1999-2003) Discussion topics related to the 1999 -2003 RX300 models

how does the drivers side 4 button window switch actually work?

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Old Jul 9, 2009 | 10:37 AM
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Default how does the drivers side 4 button window switch actually work?

all 4 switches individually have 5 postions and 6 functions

position 1 - hard down
position 2 - light down
position 3 - at rest
position 4 - light up
position 5 - hard up

function 1 - makes the window go down until you let go
function 2 - makes the window go down all the way even if you let go
function 3 - makes the window go up until you let go
function 4 - makes the window go up all the way even if you let go
function 5 - stop the window from continuing down while on auto
function 6 - stop the window from continuing up while on auto

Are these functions governed by mechanical means in the switches at each position or are they governed by a simple computer/circuit board that works as a controller and only interprets the input from the switch itself and then carries out each function as it reads from the "human input device"?
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Old Jul 9, 2009 | 01:36 PM
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The relays are the thing that hold a condition when activated ... flick will energize the relay and it will hold till the pinch regulator shuts off the motor and de-energizes the relay. When you hold the switch you send 12v to the motor and it partially overides the pinch protector.

The switch it self is simply on-off [I am tempted to say single pole, single throw, but can not confirm it]. The brains is in the relays. [long time ago, before valves and semi-conductors the electronic computer was just bunch of relays]

Salim
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Old Jul 10, 2009 | 05:16 AM
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right on that makes a lot of sense, i havent looked at the fuses and relays for quite some time and since my fiance has the rx i probably wont get to for awhile but does anybody know exactly which relay control this?
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Old Jul 10, 2009 | 05:31 AM
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after installing new battery in rx 330, now only drivers side window works, any ideas???
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Old Jul 10, 2009 | 07:52 AM
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Flick action does not work or lift&hold does not work?

Salim
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Old Jul 10, 2009 | 10:13 AM
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Originally Posted by robyn259
after installing new battery in rx 330, now only drivers side window works, any ideas???
This is a common problem after a battery change. You need to reset your windows. Procedure is in the owners manual.
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Old Jul 13, 2009 | 04:09 AM
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bump to my last post ;^)
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Old Jul 13, 2009 | 08:12 AM
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Great thread!
The RX is my wife's car.
I feel like an idiot when I ride in it because I can't work the windows.
I can make the window go all the way down and I can make up go all the way up.

I can't stop it inbetween either going up or down.
I stare at the glass intently going up and down but, my finger control is lacking.
This usually happens at a traffic light with a stationwagon full of kids watching.

They must assume I'm getting a ride to the insane asylum.
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Old Jul 14, 2009 | 12:10 AM
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Originally Posted by Raoul
Great thread!
The RX is my wife's car.
I feel like an idiot when I ride in it because I can't work the windows.
I can make the window go all the way down and I can make up go all the way up.

I can't stop it inbetween either going up or down.
I stare at the glass intently going up and down but, my finger control is lacking.
This usually happens at a traffic light with a stationwagon full of kids watching.

They must assume I'm getting a ride to the insane asylum.
Or maybe out on a day pass, eh Raoul? Your wife gets a Lexus and all you got was this lousy herd of goats? er... I mean old F-150. I'll bet the goats listen to you, and not her. Probably a relief to her. Raoul, if you're not good for a laugh, your not good for anything...er, I didn't say that, did I? Hope I didn't blow your cover! I DO appreciate your sense of humor.
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