AutoCodes – Nissan – P2849 Nissan

P2849 Nissan Code - Shift Fork 'A' Stuck

Quick Answer

There are two electric motors used to shift the gears in the transmission, on for gears 1-3-5 and one for gears R-2-4-6. Common causes include Outdated Transmission Control Module (TCM) program (Reprogram TCM), Faulty Transmission Control Module (TCM), Faulty Transmission Assembly. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P2849 Nissan indicates Shift Fork 'A' Stuck.
Common causes: Common causes include Outdated Transmission Control Module (TCM) program (Reprogram TCM), Faulty Transmission Control Module (TCM), Faulty Transmission Assembly.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 2,596

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 16, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2849 Nissan Description

There are two electric motors used to shift the gears in the transmission, on for gears 1-3-5 and one for gears R-2-4-6. The gear shifting is made by two shift drums connected to shift motor pinion via two ideal gears. The maximum shift force is 1500N (337 lb). The motors are integrated in the Transmission Control Module (TCM) and work independently of each other.

OBDII Code P2849 Nissan - Shift Fork 'A' Stuck - AutoCodes.com — P2849 Nissan Code - Shift Fork 'A' Stuck

What does this mean?

What are the Possible Causes of the DTC P2849 Nissan?

Outdated Transmission Control Module (TCM) program (Reprogram TCM)
Faulty Transmission Control Module (TCM)
Faulty Transmission Assembly

How to Fix the DTC P2849 Nissan?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2849 Nissan code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2849 Nissan code?

Need more information on how to fix the P2849 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2849 Nissan code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2849 Nissan Code

1. What are the common symptoms of OBDII code P2849 in a Nissan indicating Shift Fork 'A' Stuck?

The common symptoms include difficulty shifting gears, grinding noises while shifting, and the transmission not engaging properly.

2. What typically causes the Shift Fork 'A' to become stuck triggering code P2849 in a Nissan?

The shift fork 'A' can become stuck due to wear and tear, lack of lubrication, or internal transmission issues.

3. How serious is OBDII code P2849 related to a stuck Shift Fork 'A' in a Nissan?

This code should be addressed promptly as driving with a stuck shift fork can cause further damage to the transmission components.

4. Can I drive my Nissan with OBDII code P2849 indicating a stuck Shift Fork 'A'?

It is not recommended to drive the vehicle with this code as it may lead to more severe transmission problems.

5. How can I repair OBDII code P2849 related to a stuck Shift Fork 'A' in my Nissan?

Repairing this issue typically involves inspecting and repairing the shift fork, replacing damaged components, and ensuring proper lubrication of the transmission.

6. Will resetting the OBDII code P2849 related to a stuck Shift Fork 'A' in my Nissan solve the problem?

Resetting the code may temporarily clear the warning light, but it is essential to address the root cause of the issue to prevent further transmission problems.

7. Are there any DIY tips for troubleshooting OBDII code P2849 in a Nissan with a stuck Shift Fork 'A'?

While some basic inspections can be done, diagnosing and repairing a stuck shift fork often requires specialized tools and expertise, so it is best to consult a professional mechanic.

8. Can a malfunctioning clutch system cause OBDII code P2849 to trigger in a Nissan with a stuck Shift Fork 'A'?

Yes, a malfunctioning clutch system can contribute to issues with the shift fork, potentially leading to the code P2849 being triggered.

9. How much does it typically cost to repair OBDII code P2849 related to a stuck Shift Fork 'A' in a Nissan?

The cost of repair can vary depending on the extent of the damage and the specific components needing replacement, but it is generally recommended to get a professional diagnosis and estimate.

10. Is it common for older Nissan vehicles to experience OBDII code P2849 due to a stuck Shift Fork 'A' issue?

While older vehicles may be more prone to transmission problems, any Nissan vehicle can potentially experience a stuck shift fork leading to the triggering of OBDII code P2849.