# 2021 Nissan Frontier - Vibrates when idle

**URL:** <https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046>\
**Category:** Maintenance/Repairs\
**Tags:** nissan\
**Created:** [December 18, 2023, 8:30pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046 "2023-12-18T20:30:17Z")\
**Posts on this page:** 9\
**Page:** 1

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**Author:** ![Willis\_midkiff](https://avatars.discourse-cdn.com/v4/letter/w/ecae2f/32.png) [@Willis\_midkiff](https://community.cartalk.com/u/Willis_midkiff)\
**Post date:** [December 18, 2023, 8:30pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/1 "2023-12-18T20:30:17Z")

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Excess vibration in steering wheel at stop sign or red light with foot on brake and transmission in gear (forward or reverse).

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**Author:** ![George\_San\_Jose1](https://avatars.discourse-cdn.com/v4/letter/g/e5b9ba/32.png) [@George\_San\_Jose1](https://community.cartalk.com/u/George_San_Jose1)\
**Post date:** [December 18, 2023, 9:08pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/2 "2023-12-18T21:08:13Z")

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Could be a slight idle misfire. The first step is a scan tool diagnostic code check. Is the check engine light on? Seems unlikely for a 2021, but if you got unlucky or your driving style is quite aggressive, another possibility is faulty engine/transmission mounts. I’m guessing you have an idle misfire caused by an overly learn mixture. You might ask your shop to also check the fuel trims as well w/their scan tool equipment.

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**Author:** ![weekend-warrior](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/weekend-warrior/32/26122_2.png) [@weekend-warrior](https://community.cartalk.com/u/weekend-warrior)\
**Post date:** [December 18, 2023, 9:10pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/3 "2023-12-18T21:10:39Z")

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Your vehicle should still be under warranty. take it to the dealer

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**Author:** ![Renegade](https://avatars.discourse-cdn.com/v4/letter/r/b4bc9f/32.png) [@Renegade](https://community.cartalk.com/u/Renegade)\
**Post date:** [December 18, 2023, 9:12pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/4 "2023-12-18T21:12:57Z")

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> [@weekend-warrior](#):
>
> Your vehicle should still be under warranty

Agree unless the wrong year popped up.

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**Author:** ![davesmopar](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/davesmopar/32/41750_2.png) [@davesmopar](https://community.cartalk.com/u/davesmopar)\
**Post date:** [December 18, 2023, 9:34pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/5 "2023-12-18T21:34:35Z")

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Another one for take it to the Dealer for warranty…

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**Author:** ![keith](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/keith/32/5518_2.png) [@keith](https://community.cartalk.com/u/keith)\
**Post date:** [December 19, 2023, 10:45pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/6 "2023-12-19T22:45:32Z")

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Take it to your dealer and have them check for the TSB on the intake manifold.

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**Author:** ![George\_San\_Jose1](https://avatars.discourse-cdn.com/v4/letter/g/e5b9ba/32.png) [@George\_San\_Jose1](https://community.cartalk.com/u/George_San_Jose1)\
**Post date:** [December 19, 2023, 10:51pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/7 "2023-12-19T22:51:41Z")

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> [@keith](#):
>
> TSB on the intake manifold.

Does that cause a vacuum-type leak & a lean mixture?

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**Author:** ![cigroller](https://avatars.discourse-cdn.com/v4/letter/c/c68b51/32.png) [@cigroller](https://community.cartalk.com/u/cigroller)\
**Post date:** [December 19, 2023, 10:53pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/8 "2023-12-19T22:53:19Z")

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It would tend to, yes.

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**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [December 19, 2023, 10:54pm UTC](https://community.cartalk.com/t/2021-nissan-frontier-vibrates-when-idle/194046/9 "2023-12-19T22:54:15Z")

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A bad crank sensor can cause a rough idle.

> **[Bad Crankshaft Position Sensor Symptoms & Problems](https://www.1aauto.com/content/articles/bad-or-failing-crankshaft-position-sensor-symptoms)**
>
> Problems with the crankshaft sensor will often present as problems with engine timing. If you think your sensor has failed, here are some common symptoms of a bad crankshaft sensor that can help you in determining whether or not it has failed.

Tester
