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Why does my 4WD ind...
 
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Why does my 4WD indicator flash

  

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Hi there! Recently picked up a 2016 Nissan Frontier v6 with 83000 miles on it. I love the truck and very happy for what it does for me. After sometime driving I decided to test the 4 wheel drive on my family farm while hunting and discovered an issue. When switching the vehicle to 4 hi the 4 wheel drive indicator blinks for a long time and never shows it switch and when following the factory instructions for 4 lo the indicator shows the switch and then blanks the indicator screen and throws on the 4 wheel drive warning light. I can hear the transfer case do it’s job and feel 4 wheel drive work but I want to know why this issue is happening and if I need to be concerned. Thank you for the help.


2 Answers
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First of all , what does the owner's manual say about a blinking indicator light?

Second, there may be diagnostic warnings stored in the computer which would provide clues where the problem is. Have it professionally scanned.


Hello @MountainManJoe. I went and ran the vehicle for codes and nothing was shown this week or before I bought the vehicle.

Manual say that after traveling 20 ft and meeting criteria for four wheel drive the indicator light will match four wheel drive (by showing all 4 wheels on the picture shaded). I have followed the steps to a tee and have traveled over 20 ft when trying to use four wheel drive on the farm. I have made sure to check my tire pressure and ensure that it is balanced. When testing you can hear the transfer case do it’s job.

I am scheduling an appointment next week with Nissan and have talked the Nissan Frontier subreddit. Some members theories are that there may be a loose connection on the wires causing the computer to not acknowledge the switch and throw the warning light on. I just wanted to come here because I thought some may have more experience and perspective. Thank you again!


Did you read page 5-28, 5-30?
"The 4WD transfer case may not be shifted between 4H and 4LO at low ambient temperatures"


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Posted by: @jphillips220

you can hear the transfer case do it’s job.

how do you know it's doing it's job?

Posted by: @jphillips220

I went and ran the vehicle for codes

ran it with what?


@MountainManJoe I did read the manual and thought about the temp but it was being used at 55 degrees Fahrenheit so that shouldn’t be an issue I would imagine. I used an Innova 5410 OBD scanner as it was what I had available. I can hear the transfer case motor whir up is what I should say and the 4 wheel drive does activate it is just the indicator that blanks and throws the warning light (4lo) or does not shade all four tires (4hi) on the indicator.

I also tried it again today on a dirt road that doesn’t have terrible rough terrain and 4hi still did not show on the indicator as it would still blink but I could feel it in 4hi.

I hope that makes sense and thank you for your time!


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