AutoCodes – Dodge – C140A Dodge

C140A Dodge Code - Transfer Case Motor Performance

Quick Answer

The Final Drive Control Module monitors the Transfer Case Motor. Common causes include Faulty Transfer Case Motor, Transfer Case Motor harness is open or shorted, Transfer Case Motor circuit poor electrical connection. 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: C140A Dodge indicates Transfer Case Motor Performance.
Common causes: Common causes include Faulty Transfer Case Motor, Transfer Case Motor harness is open or shorted, Transfer Case Motor circuit poor electrical connection.
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 4,940

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 Sep 27, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C140A Dodge Description

The Final Drive Control Module monitors the Transfer Case Motor. The Final Drive Control Module sets the OBDII code when the Transfer Case Motor is not to factory specifications.

OBDII Code C140A Dodge - Transfer Case Motor Performance - AutoCodes.com — C140A Dodge Code - Transfer Case Motor Performance

What does this mean?

What are the Possible Causes of the DTC C140A Dodge?

Faulty Transfer Case Motor
Transfer Case Motor harness is open or shorted
Transfer Case Motor circuit poor electrical connection
Faulty Final Drive Control Module

How to Fix the DTC C140A Dodge?

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 C140A Dodge 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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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 C140A Dodge Code

1. What are the common symptoms of OBDII code C140A in a Dodge related to Transfer Case Motor Performance?

- Common symptoms include difficulty shifting gears, sudden jerking or vibrations while driving, and an illuminated "Service 4WD System" warning light on the dashboard.

2. What are the possible causes of OBDII code C140A indicating Transfer Case Motor Performance issues in a Dodge?

- The code C140A may be triggered by a faulty transfer case motor, damaged wiring harness, low transfer case fluid levels, or issues with the transfer case control module.

3. How can I diagnose the cause of OBDII code C140A in my Dodge related to Transfer Case Motor Performance?

- A thorough diagnostic scan using an OBDII scanner can help pinpoint the exact cause of the issue, along with visually inspecting the transfer case motor, wiring connections, and fluid levels.

4. Can I continue driving my Dodge with OBDII code C140A related to Transfer Case Motor Performance?

- It is not recommended to continue driving your Dodge with this code present, as it can lead to further damage to the transfer case system and potentially compromise the vehicle's drivability.

5. What are some repair tips for addressing OBDII code C140A in a Dodge indicating Transfer Case Motor Performance problems?

- Start by checking the transfer case fluid levels and ensuring proper connections to the transfer case motor. If no visible issues are found, consult a professional mechanic for further diagnosis and repair.

6. Is OBDII code C140A related to Transfer Case Motor Performance a common issue in Dodge vehicles?

- While not extremely common, issues with the transfer case motor performance can occur in Dodge vehicles, especially in older models or those subjected to rough driving conditions.

7. How much does it typically cost to repair OBDII code C140A in a Dodge related to Transfer Case Motor Performance?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $200 to $800, including parts and labor.

8. Can a DIY enthusiast fix OBDII code C140A indicating Transfer Case Motor Performance in a Dodge?

- While some basic checks and maintenance tasks can be performed by a DIY enthusiast, diagnosing and repairing the specific cause of this code may require professional expertise and specialized tools.

9. Is it necessary to reset the OBDII system after repairing code C140A in a Dodge related to Transfer Case Motor Performance?

- Yes, resetting the OBDII system after repairs is recommended to clear the code and ensure that the issue has been successfully addressed.

10. How can I prevent OBDII code C140A related to Transfer Case Motor Performance from occurring in my Dodge in the future?

- Regular maintenance of the transfer case system, including checking fluid levels and inspecting for any signs of wear or damage, can help prevent issues that trigger this code.