Remote Start 2013 one flash then disabled

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13bighorn1500

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I have read different difficulties with the remote start not working and my remote has different issues
1-I Start truck manually in morning with key and warm up engine, turn off and lock doors
2-Late in same day I press 2x remote twice running lights flash twice and trucks starts. I put key in and turn on, then turn off and lock doors.
3-Next day I push 2x remote twice and running lights flash only once, I push lock and try again and same results.
4-Enter truck and dash message "Remote start disabled, use key to start"
5-No other warning lights, I connect ob2 code reader and there are no codes

I just don't understand why I can use key to clear "Disabled Remote message" then exit truck, lock truck and walk away and remote start will work for immediately and rest of that day, but it will not work the next day??
I installed a new battery in truck and both key fobs, tried to remote start standing 3 ft away next day with no luck?? all other functions on both key fobs, lock, unlock and panic work with no problem when remote start enabled and disabled.

Has to be issue with truck computer? I don't need to use remote start often, but it is frustrating.

Could anyone give me advise, or is this an issue that needs to be serviced by a dealer?

Thanks!!
 

62Blazer

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So the issue with not being able to remote start only happened that one time you describe? Out of curiosity what is the fuel level at? A low fuel level is one reason remote start won't work and not trigger any codes or other lights. I would also double-check that the hood is fully closed (did you have the engine hood open recently by chance?) as the remote usually doesn't work in that situation. Maybe even open and reclose just to verify.
 
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13bighorn1500

13bighorn1500

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So the issue with not being able to remote start only happened that one time you describe? Out of curiosity what is the fuel level at? A low fuel level is one reason remote start won't work and not trigger any codes or other lights. I would also double-check that the hood is fully closed (did you have the engine hood open recently by chance?) as the remote usually doesn't work in that situation. Maybe even open and reclose just to verify.
tank is 3/4 full. I had hood open to change battery. The remote start will work after you insert key and start truck for that day several times. The remote start will not start the next day as it goes in disabled mode after a several hour time period?
What would cause it to work several times the same day and then the next day is goes diabled?
 
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13bighorn1500

13bighorn1500

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I will go start truck, open and close hood, and let truck sit for the night and try to remote start it in the morning.
 

indept

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As stated, low fuel & hood ajar will cause that as will doors not closed completely. Bad hood or door switches won't show a code so that could be an issue.
 

62Blazer

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tank is 3/4 full. I had hood open to change battery. The remote start will work after you insert key and start truck for that day several times. The remote start will not start the next day as it goes in disabled mode after a several hour time period?
What would cause it to work several times the same day and then the next day is goes diabled?
Did this happen before you changed the battery? Or did it only start after changing the battery? Was the old battery going dead overnight? Wandering if the battery voltage below a certain threshold would disable the starter, and you maybe have a parasitic draw. I don't know the parameters off-hand that disables remote start but could be enough draw to lower the voltage after sitting overnight where the remote won't trigger. But if you have driven in recently the battery gets charged up. This is just kinda' a long shot.

The other thing is if the issue only started after changing the battery it could be related to the hood, or more specific the sensor stating it is closed. If a connection is loose or the sensor is out of adjustment it could cause issues and be worth a look. However if the sensor and/or connection was being erratic I would expect the remote start not to work at random times and just not the issue first thing
 

Dean2

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Before you try to remote start the truck, open the hood, measure the battery voltage on the battery terminal itself and then on the clamps attached to the terminal. Low battery voltage will stop the remote start, even though the truck will start fine with the button. You see this a lot in cold weather where battery output drops precipitously. It remote starts fine after that because the battery voltage has come up.

The standard rating for batteries is at room temperature 25 degrees C (about 77 F). At approximately -22 degrees F (-30 C), battery Ah capacity drops to 30%. At freezing, capacity is reduced by 25%. Capacity is increased at higher temperatures – at 122 degrees F, battery capacity would be about 12% higher. An already weak battery show the effects even more.

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lead-acid-battery-voltage-charts-image-10-jpg.jpg
 

Wild one

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I will go start truck, open and close hood, and let truck sit for the night and try to remote start it in the morning.
Pay attention to where it happens,as you might have an electrical interferance from an outside source.We hold our local car meets in a parking lot with over head halogen lights,and if they're on ,none of the Chrysler products in the vinicity of the lights will start by their remotes.Took us awhile to figure out the issue,as it only occurs if the parking lot lights are on.
 
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13bighorn1500

13bighorn1500

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Did this happen before you changed the battery? Or did it only start after changing the battery? Was the old battery going dead overnight? Wandering if the battery voltage below a certain threshold would disable the starter, and you maybe have a parasitic draw. I don't know the parameters off-hand that disables remote start but could be enough draw to lower the voltage after sitting overnight where the remote won't trigger. But if you have driven in recently the battery gets charged up. This is just kinda' a long shot.

The other thing is if the issue only started after changing the battery it could be related to the hood, or more specific the sensor stating it is closed. If a connection is loose or the sensor is out of adjustment it could cause issues and be worth a look. However if the sensor and/or connection was being erratic I would expect the remote start not to work at random times and just not the issue first thing
The key fobs and remote start function worked perfect every time before I put in new battery. I only replaced battery in truck and key fobs thinking this was the issue.
Again, this next morning the remote start failed!! getting only one flash of parking lights. Very frustrating!!
I put meter on battery this morning just now and it is at 12.49 volts. Low temperature here is 32 at night.

The remote start on both key fobs worked perfect before replacement of battery.
I just don't understand why I could use key fob from morning to evening yesterday several times to remote start truck and it worked every time, and next day it goes in disabled mode?
My truck has only 72600 k miles on it.

one last question, on the setting screen option, would it make a difference if I selected to reset truck back to factory settings and what would that change?

Any advice is appreciated, Thanks!!
 

Dean2

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Let me try to write this more slowly, Low battery voltage will stop the remote start, even though the truck will start fine with the button. It remote starts fine after that for the rest of the day because the battery voltage has come up.

You read 12.4 volts, that is too low for remote to work. Once you start it and shut it off again, and the remote is working, check battery voltage, my bet is it is 12.6 or higher. You either have a defective battery or a parasitic draw over night.
 
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13bighorn1500

13bighorn1500

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Let me try to write this more slowly, Low battery voltage will stop the remote start, even though the truck will start fine with the button. It remote starts fine after that for the rest of the day because the battery voltage has come up.

You read 12.4 volts, that is too low for remote to work. Once you start it and shut it off again, and the remote is working, check battery voltage, my bet is it is 12.6 or higher. You either have a defective battery or a parasitic draw over night.
Sorry, I was posting reply while you sent battery voltage chart reply. I thought 12.49 volts was enough voltage to start with remote start function, but I see that 12.6 is resting volts on battery.
Maybe there is a parasitic draw?
I will try a test and put a trickle charger on it tonight to see if that will make a difference and repost tomorrow results.

Thanks!!
 

Dean2

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No problem, there is a lot of information being provided. I have posted this same stuff about batteries and voltage at least a half dozen times since it started to get cold. If you read the threads directly below you will find your questions have been answered many times. Well worth the read time. Best of luck, let us know how you make out.
 
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13bighorn1500

13bighorn1500

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No problem, there is a lot of information being provided. I have posted this same stuff about batteries and voltage at least a half dozen times since it started to get cold. If you read the threads directly below you will find your questions have been answered many times. Well worth the read time. Best of luck, let us know how you make out.
Thanks, I did not think 1.1 volt would make that much difference, but it must. I will know for sure after trickle charge test.
Thanks again
 

Dean2

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Thanks, I did not think 1.1 volt would make that much difference, but it must. I will know for sure after trickle charge test.
Thanks again
It isn't actually just small drop, even at 12.6 you are only 65%, at 12.4 you are actually quite a ways off 100%. You can know for sure by measuring the voltage on the terminals after the truck has been started the first time. If it is now 12.6 or higher that answers part of the issue. Your trickle charge test will just be double confirmation and is a very good idea.
 
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13bighorn1500

13bighorn1500

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I put the battery on Trickle charge for the night and when I checked the battery voltage in the morning it was at 12.44. I returned the battery for an exchange and made sure to bring my voltage meter, and the new one I exchanged for registered at 12.85 voltage.
I believe I solved the voltage drain as when I was backing truck up, the tailgate camera was flickering on and off and I call the manufacture and after checking all the power connections they are sending me a new camera replacement with wire harness.
Meanwhile, I unconnected the wire harness to camera for now and waited till next morning and the remote start worked as it should. What a relief!!
I hope the new camera I install will solve the problem completely.

Thanks!!
 

Dean2

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I put the battery on Trickle charge for the night and when I checked the battery voltage in the morning it was at 12.44. I returned the battery for an exchange and made sure to bring my voltage meter, and the new one I exchanged for registered at 12.85 voltage.
I believe I solved the voltage drain as when I was backing truck up, the tailgate camera was flickering on and off and I call the manufacture and after checking all the power connections they are sending me a new camera replacement with wire harness.
Meanwhile, I unconnected the wire harness to camera for now and waited till next morning and the remote start worked as it should. What a relief!!
I hope the new camera I install will solve the problem completely.

Thanks!!
You are very welcome!
 
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13bighorn1500

13bighorn1500

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Another Question, is the remote start function programmed to work only 2 times , then key fob has to be inserted in ignition to be able to use remote start again.
 

Dean2

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Another Question, is the remote start function programmed to work only 2 times , then key fob has to be inserted in ignition to be able to use remote start again.
They have worked that way for years but that had nothing to do with the issue the OP had. Reading the thread makes it very clear what the cause of the failure to remote start in the morning was, low battery voltage.
 

jawzs2

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They have worked that way for years but that had nothing to do with the issue the OP had. Reading the thread makes it very clear what the cause of the failure to remote start in the morning was, low battery voltage.
He is the OP, he had a follow-up question
 
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