Impala While undergoing many facelifts in its history, the Impala has proved itself to both civilians and police forces as one of the most capable 4-door cars GM has ever offered. Currently moving towards its 10th generation the Impala is one of the longest lasting and popular models.

2014 Chevrolet Impala
Includes: Bel-air
Platform: B-body & W-body

Disabling the auto stop feature on 2016 Impala

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Old October 13th, 2019, 10:10 AM
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Default Disabling the auto stop feature on 2016 Impala

I read where if the trunk battery gets too low, it will disable the auto stop. Well, I unhooked the battery and it doesn't. I also tried placing the shifter in "L" pushing the plus until it goes through the gears and that doesn't work either. Isn't there a relay or sensor that can be pulled/disabled to stop the auto stop feature?
Old October 13th, 2019, 10:17 AM
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maybe try unplugging the battery current sensor connector.
Old October 13th, 2019, 12:12 PM
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OK, where would that be?
Old October 13th, 2019, 10:12 PM
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on the older models they used to be a amp clamp on the negative battery cable
try google for battery current sensor
Old October 14th, 2019, 6:20 PM
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Thanks for the input.
Old October 14th, 2019, 8:52 PM
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I googled it, probably not a good idea to remove it.

https://www.yourmechanic.com/article...erature-sensor
Old October 14th, 2019, 10:55 PM
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I did some more digging and it seems by pulling the hood latch sensor disables the auto-stop. If it thinks the hood is open, it doesn't work. I found this out by running across a tip for temporarily disabling the auto-stop. You start the car, pop the hood and then close it. This action will disable the auto-stop until the next time the car is started. Pulling that sensor does the same thing but for good.
Old October 14th, 2019, 11:08 PM
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it won't kill the battery or surge the motor. the pcm controls the battery charging...the sensor is just an input to the pcm. As far as turning on a dtc….it may for chevy but doesn't for dodge products. for dodge it sets a code but the code does not turn on the check engine light.

dodge vehicles have a push button shut off but people are to lazy to push the button every time they start the engine...so they remove the battery sensor connector.

manufacturers can't legally make a permanent shut off due to epa regulations regarding fuel consumption ratings.

imo, I would leave it connected as long as the ss system is working correctly as the battery sensor provides other charging system advantages that increase fuel mpg and increase battery life.

Overall the ss system is good. I do not like it when im in stop and go traffic. the temporary shut off is wonderful.
Old October 14th, 2019, 11:11 PM
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Originally Posted by johnny_m
I did some more digging and it seems by pulling the hood latch sensor disables the auto-stop. If it thinks the hood is open, it doesn't work. I found this out by running across a tip for temporarily disabling the auto-stop. You start the car, pop the hood and then close it. This action will disable the auto-stop until the next time the car is started. Pulling that sensor does the same thing but for good.
they are probably ten inputs that the ss needs to see to operate
-seatbelt, coolant temp, battery state of health, gear position
if you are ok with having a hood ajar light..go for it.
Old October 15th, 2019, 10:39 AM
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Originally Posted by tech2
they are probably ten inputs that the ss needs to see to operate
-seatbelt, coolant temp, battery state of health, gear position
if you are ok with having a hood ajar light..go for it.
I'll put up with the hood latch light any day to get rid of the auto-stop mode.


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