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Interior front lights won't switch off

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7.5K views 24 replies 6 participants last post by  Technobabble  
#1 ·
Hi Guys,

I have a 2014 Murano. Since 2 days ago, the interior lights on the from refuse to switch off despite all the doors being properly closed. There's no light on the dash to say a door is open and for good measure I even open and closed all the doors including the back door but they're still on.

I even set the light switch to off but they're still on. They stay on even when I cut the engine, although that's for the first 5mins..i haven't stayed longer than that to see if they eventually switch off.

I'm thinking it could be a wiring issue, but has anyone faced this before? Thanks in advance!
 
#2 · (Edited)
In my 2021, using the steering wheel controls to access settings, I recall (and I will update if I'm wrong) there being a setting to determine how long the lights will remain on after the last door is closed or something. You might want to check those lighting settings to see if your "lights off" function is set to the maximum time. I have accent lighting turned to 0 (off) with a "0 delay" period for light off. Still, some interior and exterior lighting takes about 4-5 seconds to power off once I close the last door or hit the <alarm> button on the FOB.

UPDATE: So the longest lighting delay my 2021 has is 180 seconds. Since the 3rd Gen is a power hog, I can only listen to my stereo without the engine running for about 15 minutes before a warning chimes to tell me everything is going to shut down to save the battery. With my 2003, I could listen to the stereo for a couple of hours without the battery dying. Maybe your 2nd Gen doesn't use as much power so the settings allow for a longer delay period. But five minutes seems overly long to keep the lights on, regardless of power reserves.

Do you keep a second key or valet key somewhere in the car? If so, I wonder if the car's system is switching to that chip once you walk away with your other key, and so the system remains active extra long. If there's a second key even close to the car (within 20 feet) I'd relocate it much further away to see if anything changes with the lights.
 
#3 ·
In my 2021, using the steering wheel controls to access settings, I recall (and I will update if I'm wrong) there being a setting to determine how long the headlights will remain on after the last door is closed or something. You might want to check those lighting settings to see if your "lights off" function is set to the maximum time.

UPDATE: So the longest lighting delay my 2021 has is 180 seconds. Since the 3rd Gen is a power hog, I can only listen to my stereo without the engine running for about 15 minutes before a warning chimes to tell me everything is going to shut down to save the battery. With my 2003, I could listen to the stereo for a couple of hours without the battery dying. Maybe your 2nd Gen doesn't use as much power so the settings allow for a longer delay period. But five minutes seems overly long to keep the lights on, regardless of power reserves.

Do you keep a second key or valet key somewhere in the car? If so, I wonder if the car's system is switching to that chip once you walk away with your other key, and so the system remains active extra long. If there's a second key even close to the car (within 20 feet) I'd relocate far away to see if anything changes with the lights.
Thank you much for the detailed reply! My 2nd fob is in the house so we don't keep it in the car. I didn't see an option to adjust the timing settings unfortunately.

Oh and a very important detail I failed to mention is that the lights stay on even when I'm driving.
 
#4 ·
I believe I know the answer but can't think of exactly what it is... :)

It's a button or a switch... it's either a button up near the sunglasses holder, near the map lights. Or it's a slide switch on an interior dome light on the ceiling or on one of the side pillars near the ceiling. I believe one or more of those lights (if present on your 2014) have three positions. Maybe try changing the position of one or all to see if that makes a difference. It's also possible that the driver's side courtesy ceiling light (if present) is the master control.
 
#5 ·
My light settings via the steering wheel controls are under "vehicle settings" and then "lighting"... I assume you're able to access those settings but aren't seeing an option. Let me know if I'm wrong. 2014 was a cusp year, so it's possible many electronics weren't on your model year that were on the 2015 >>>>
 
#6 ·
BTW, just to be thorough... what happened two days ago? Did you loan your car to someone? Take a family road trip? Have it worked on? Did you transport a lot of things like lumber or pipes that could have hit a light button inside? Just thinking what someone or something might have touched to cause the sudden change in lighting behavior.

I would also check the light in the cargo area. My 2003 has a switch on it. Maybe someone moved yours to a different position. Also for kicks, maybe push the driver's side "master lock" button on the door armrest off and on...

If all else fails, remove the NEG battery wire for a minute, then put it back on and cross your fingers.
 
#8 ·
It may be that one of your door switches has gone bad, and is not turning the lights off when the door is closed. I don't have your vehicle so I can't run out and check the configuration. You may be forced to pull a fuse and go without interior lights for a while - provided that the fuse doesn't also service some more mission-critical functions.
 
#9 ·
So I checked on my 2021. On the ceiling just rearward of the sunglasses holder case there are map light buttons and buttons with partial sunrise or sunset icons on them. When I push the sunrise button closest to the driver-'s side map light button, all the interior lighting comes on and stays on... I think that's the thing to look for on your vehicle.

It looks like the SUN button on drivers side will turn the interior lights on with the doors closed, while the SUN button on the passenger side will prevent the lights from coming on when the doors are opened.

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#15 · (Edited)
Have you carefully inspected and pushed each rubber-booted door switch to make sure nothing is stuck or broken? Maybe a short in one switch wreaks havoc with other systems. Given all the circumstances, maybe a module or controller is partially bad, or perhaps there's a fuse/relay that's involved that 's bad. I find it hard to believe that engineers designed a system that would wholly fail if one switch failed. I would think a single bad switch would result in that door switch always producing an active alert or producing no alert.

I'd think hard about the day or two leading up to the problem appearing to try to determine if anything dramatic happened in a specific area of the car that may have damaged something in that area.

BTW, is it possible to disable "door ajar alert" in your car's settings? Is the alert a chime and a warning light? Does it chime and/or show a warning light if you start the car, drive forward slowly and open any door a bit? Is there a chime or warning light if the hatch is ajar when the car is on and/or placed in gear?

EDIT: I think what I would do that's simple (if you haven't already tried it) is see what doesn't work in the car that may point to a bad fuse/relay or something that's linked to more than one system. For example, referring to the attached image of the engine bay fuse box, fuse/relay "L" pertains to the BCM, driver seat control, lumbar support switch, etc. Do the controls for the driver's seat work?

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Also in the engine bay fuse box, fuse 53 is tied to many things, such as the hazards switch, glovebox light, etc. Do those things work?

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The fuse box inside the car shows fuse 19 is tied to the BCM. I'd check that one first since it's the easiest to access.
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#16 ·
Have you carefully inspected and pushed each rubber-booted door switch to make sure nothing is stuck or broken? Maybe a short in one switch wreaks havoc with other systems. Given all the circumstances, maybe a module or controller is partially bad, or perhaps there's a fuse/relay that's involved that 's bad. I find it hard to believe that engineers designed a system that would wholly fail if one switch failed. I would think a single bad switch would result in that door switch always producing an active alert or producing no alert.

I'd think hard about the day or two leading up to the problem appearing to try to determine if anything dramatic happened in a specific area of the car that may have damaged something in that area.

BTW, is it possible to disable "door ajar alert" in your car's settings? Is the alert a chime and a warning light? Does it chime and/or show a warning light if you start the car, drive forward slowly and open any door a bit? Is there a chime or warning light if the hatch is ajar when the car is on and/or placed in gear?

EDIT: I think what I would do that's simple (if you haven't already tried it) is see what doesn't work in the car that may point to a bad fuse/relay or something that's linked to more than one system. For example, referring to the attached image of the engine bay fuse box, fuse 40 pertains to the BCM, driver seat control, lumbar support switch, etc. Do the controls for the driver's seat work?

View attachment 58219
View attachment 58220
View attachment 58221


Also in the engine bay fuse box, fuse 53 is tied to many things, such as the hazards switch, glovebox light, etc. Do those things work?

View attachment 58222


The fuse box inside the car shows fuse 19 is tied to the BCM. I'd check that one first since it's the easiest to access.

View attachment 58223
This is amazing thank you so much! I really appreciate the detailed info and advice! I'll check again this evening when i'm back home. Can't do that right now cos I walk to work :p
 
#19 ·
You said the lights are staying on even when the engine is shut off and doors locked. There's a "Light Off Delay" setting that can be adjusted in the Settings > Comfort menu. Change the delay to 0 seconds and see if the lights at least turn off immediately with the delay disabled.

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#21 ·
With the door ajar warning not showing and the lights always on, I think things are pointing to a bad controller or relay with the door system that's not recognizing the car's environment or the settings.

Have you tried what I mentioned about starting the car, opening the rear hatch and then shifting to D to see if a warning alert sounds?
 
#23 ·
Sorry for the late reply guys! Had a last minute work trip and only just arrived. @sergiorodriguez305 i spent like 30mins checking every single switch and button and settings... And by luck I found the "culprit"!!

So I did not know this, but the lights itself are also buttons! I accidentally hit the lights, and it pressed in and switched off. Same for the other lights. I remember some time back my dog ran to the front seats from the back so maybe he might have pressed the lights with his head or something.. Not sure how the hell he managed to do that lol.

Thank you all so much for your help and advice!
 
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