AutoCodes – Ford – P2852 Ford

P2852 Ford Code - Shift Fork Position Sensor 'C'/'D' Correlation

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 Common causes include Outdated Transmission Control Module (TCM) program (Reprogram TCM), Faulty Transmission Control Module (TCM), Faulty Transmission Assembly.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: P2852 Ford indicates Shift Fork Position Sensor 'C'/'D' Correlation.
Common causes: Common causes include Outdated Transmission Control Module (TCM) program (Reprogram TCM), Faulty Transmission Control Module (TCM), Faulty Transmission Assembly.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 1,827

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 P2852 Ford 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 P2852 Ford - Shift Fork Position Sensor 'C'/'D' Correlation - AutoCodes.com — P2852 Ford Code - Shift Fork Position Sensor 'C'/'D' Correlation

What does this mean?

What are the Possible Causes of the DTC P2852 Ford?

Outdated Transmission Control Module (TCM) program (Reprogram TCM)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

How to Fix the DTC P2852 Ford?

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 P2852 Ford 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.

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Need Help with the Code?

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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 P2852 Ford Code

1. What does OBDII code P2852 for Ford mean?

- P2852 indicates a Shift Fork Position Sensor 'C'/'D' Correlation issue in the transmission system.

2. What are common symptoms of P2852 code in a Ford vehicle?

- Common symptoms include erratic shifting, transmission slipping, reduced fuel efficiency, and potential difficulty engaging gears.

3. What could cause the P2852 code to trigger in a Ford?

- Possible causes include a faulty shift fork position sensor, wiring issues, damaged connectors, or a malfunctioning transmission control module.

4. How can I diagnose the Shift Fork Position Sensor 'C'/'D' Correlation problem in my Ford?

- Diagnosing this issue typically involves using a scan tool to read the trouble codes, inspecting the shift fork position sensor and related components, and checking the wiring for any damage.

5. Is it safe to continue driving with the P2852 code present in a Ford vehicle?

- It is not recommended to drive with the P2852 code as it can lead to more severe transmission problems and potential safety hazards.

6. What are the repair options for fixing the Shift Fork Position Sensor 'C'/'D' Correlation issue in a Ford?

- Repair options may include replacing the faulty shift fork position sensor, repairing damaged wiring or connectors, resetting the transmission control module, or seeking professional assistance.

7. Can I reset the P2852 trouble code in my Ford on my own?

- You can attempt to clear the code using an OBDII scanner, but it is important to address the underlying issue causing the code to prevent further transmission problems.

8. How much does it typically cost to repair the P2852 code in a Ford?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve parts replacement, labor costs, and potential diagnostic fees.

9. Are there any preventive measures to avoid the Shift Fork Position Sensor 'C'/'D' Correlation problem in a Ford?

- Regular maintenance checks, timely transmission fluid changes, and addressing any warning signs promptly can help prevent such issues from occurring.

10. Can a DIY enthusiast fix the P2852 code in a Ford, or is professional help recommended?

- While some may attempt DIY repairs, dealing with transmission-related codes like P2852 can be complex, so seeking professional help is often recommended for accurate diagnosis and proper repair.