R50 trunk pin location

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slickroger
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Whats up, problems are just flying at me but atleast most are minor and the Nico crew(you) is handling them.

My door ajar light wont shut off i've been trying to locate the pin for the trunk with no luck. Is the pin in the locking mechanism? My dome light is currently not connected could that be the problem?
Modified by slickroger at 10:10 AM 10/7/2009


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Pwnin O'Brien
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slickroger wrote:Whats up, problems are just flying at me but atleast most are minor and the Nico crew(you) is handling them.

My door ajar light wont shut off i've been trying to locate the pin for the trunk with no luck. Is the pin in the locking mechanism and my dome light is currently not connected could that be the problem?
That's so weird, I never noticed this before (I guess I never really looked for it) but the luggage room lamp powers all of the door switches. When you open the door it grounds the switches and turns the interior lamps on as well as the door ajar lamp on the instrument cluster. When the a door is closed the interior lamp feeds 12V to the SECU to let it know that all the doors are closed. With the bulb being out, the SECU thinks a door is open because there is no 12V being supplied (the bulb completes the circuit).

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slickroger
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cool im going to put it in again and make sure thats the issue, I had a feeling that was going on but needed to confirm.

Thanks for the response again

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W O T
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My door ajar light is always on to, I figured I just busted a couple of the sensors with my stereo.... But Ive also modified my factory map light.... Hmmm

You think I just have to ground the factory ground wire that went to the map light pwnin?

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Pwnin O'Brien
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W O T wrote:My door ajar light is always on to, I figured I just busted a couple of the sensors with my stereo.... But Ive also modified my factory map light.... Hmmm

You think I just have to ground the factory ground wire that went to the map light pwnin?
No, if you ground it then the car will still always think a door is open. To make the door ajar indicator and dome light operate normally, you would want to connect the RED and RED/BLUE wire at the luggage room lamp. This will make it think there is a light bulb in the socket while powering all of the door switches. There is already a diode in place on the RED/BLUE wire so you shouldn't have to worry about messing up your SECU.

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W O T
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K thanks Ill try that later today, hope i didnt tuck the factory wires to far back or Im screwed

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Pwnin O'Brien
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slickroger wrote:My door ajar light wont shut off i've been trying to locate the pin for the trunk with no luck. Is the pin in the locking mechanism?
I was trying to locate the back door switch a couple of days ago out of curiosity. From the vehicle wire harness routing diagram, the back door switch is located at the locking mechanism inside the back door.

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W O T
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I pulled my little maplight out today and the only factory connector under there was a tiny 2 pin connector with a red/green wire and a red/black wire. Wasnt connected to anything. The red/green has constant power, the red/black had none.

Cut the connector off and twisted them together, door ajar light was still on

These the right wires atleast?

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Pwnin O'Brien
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W O T wrote:I pulled my little maplight out today and the only factory connector under there was a tiny 2 pin connector with a red/green wire and a red/black wire. Wasnt connected to anything. The red/green has constant power, the red/black had none.

Cut the connector off and twisted them together, door ajar light was still on

These the right wires atleast?
Those are the wires at the luggage room lamp (the lamp right next to the back door hatch)? Those are the correct wire colors for the other lamps on the vehicle (dome light, map lights and vanity mirror lamps), but not for the luggage room lamp. I would suggest checking the wires again and looking for a RED and RED/BLUE wire.

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W O T
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Ya the ones in the middle of the car are def red/black red/green. Only ones in sight for the center maplight

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Pwnin O'Brien
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No no no, these wire colors (RED/ RED/BLUE) are for the luggage room lamp (cargo area), the lamp in the very rear of the car right next to the back hatch.

You can't tap into the dome light (the lamp in the center of the roof) or the map lights (the spot lights next to the rear view mirror), those are both powered by the luggage room lamp.

To fix your issue with the door ajar warning lamp, you need to patch the RED and RED/BLUE wires at the luggage room lamp only.
Modified by Pwnin O'Brien at 11:36 PM 10/8/2009

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slickroger
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I patched the red with the red/blue wire and it fried one of my fuses

7.5A ELEC B

did i do something wrong?

right now im considering taking out the door ajar lamp from gauge cluster

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Pwnin O'Brien
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slickroger wrote:I patched the red with the red/blue wire and it fried one of my fuses

7.5A ELEC B

did i do something wrong?

right now im considering taking out the door ajar lamp from gauge cluster
No, it looks like you would need to use a relay instead. I didn't think it would short a fuse but I guess it does. You can power the relay using the RED wire and then monitor the RED/BLUE wire and use the ground at the cargo area lamp.

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slickroger
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seems more complicated than it needs to be.

Im just gonna pop the bulb out from the gauge cluster.

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Pwnin O'Brien
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Yeah I didn't think a relay would be necessary since there is a diode on the RED/BLUE wire. Removing the bulb is def. much easier than setting up a relay.


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