P1839 Ford Code - Transfer Case Shift Motor Open Circuit
Quick Answer
The P1839 Ford code indicates that there is an open circuit in the transfer case shift motor. Common causes include Faulty transfer case shift motor, Damaged wiring or connectors in the circuit, Corrosion or moisture in the electrical connections. 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
- P1839 Ford indicates Transfer Case Shift Motor Open Circuit.
- Common causes
- Common causes include Faulty transfer case shift motor, Damaged wiring or connectors in the circuit, Corrosion or moisture in the electrical connections.
- 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 P1839 Ford Description
The P1839 Ford code indicates that there is an open circuit in the transfer case shift motor. The transfer case shift motor is responsible for engaging the four-wheel drive system in the vehicle. An open circuit means that there is a break or interruption in the electrical connection that controls the shift motor. This can prevent the transfer case from engaging the four-wheel drive system, leading to a loss of traction and reduced off-road capability.
Common Causes of P1839 Ford
- Faulty transfer case shift motor
- Damaged wiring or connectors in the circuit
- Corrosion or moisture in the electrical connections
- Faulty transfer case control module
- Issues with the transfer case shift mechanism
Symptoms of P1839 Ford
- Difficulty shifting into four-wheel drive
- Four-wheel drive not engaging
- Dashboard warning light indicating four-wheel drive system issue
- Grinding or clicking noises when attempting to engage four-wheel drive
How to Fix P1839 Ford
- Begin by diagnosing the specific cause of the open circuit, using a scan tool to retrieve the trouble code and conducting a visual inspection of the wiring and connectors.
- Test the transfer case shift motor and control module to determine if they are functioning correctly.
- Repair or replace any damaged wiring or connectors in the circuit, ensuring proper electrical connections.
- Replace the transfer case shift motor if it is found to be faulty, following manufacturer guidelines for installation.
- Clear the trouble code from the vehicle's computer and test the four-wheel drive system to ensure proper functionality.
Cost to Fix P1839 Ford
The typical repair costs for addressing a P1839 Ford code can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the cost of replacing a transfer case shift motor can range from $200 to $500, while repairing wiring or connectors may cost around $100 to $200. Labor costs for diagnosis and repair can add another $100 to $300 to the total bill. It's important to keep in mind that these are rough estimates, and actual costs may vary based on the location, vehicle make and model, and other factors. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate tailored to your specific situation.
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Frequently Asked Questions about P1839 Ford Code
1. What are the common symptoms of OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- The common symptoms include difficulty shifting the transfer case, the vehicle getting stuck in a specific drive mode, and a warning light on the dashboard.
2. What are the possible causes of OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- The code can be triggered by a faulty transfer case shift motor, damaged wiring or connectors related to the shift motor, or a malfunction in the transfer case control module.
3. How can I diagnose the issue related to OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- Diagnosing the problem involves inspecting the wiring and connectors associated with the transfer case shift motor, testing the shift motor itself for proper functionality, and checking the transfer case control module.
4. Can I continue to drive my vehicle with OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- It is not recommended to drive the vehicle with this code as it can lead to further damage to the transfer case components and potentially cause safety issues.
5. What are the repair options for OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- Repair options include replacing the transfer case shift motor, repairing or replacing damaged wiring and connectors, and reprogramming or replacing the transfer case control module if necessary.
6. Is it possible to reset or clear OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit without fixing the underlying issue?
- While you can clear the code using an OBDII scanner, it is essential to address the root cause of the problem to prevent the code from reoccurring.
7. How much does it typically cost to repair OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- The repair cost can vary depending on the extent of the damage and the specific components needing replacement, but it can range from a few hundred dollars to over a thousand dollars.
8. Can a DIY enthusiast fix OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit at home?
- While some aspects of the repair, such as checking and replacing fuses or connectors, can be done at home, diagnosing and replacing major components like the shift motor may require professional expertise.
9. How long does it take to repair OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit?
- The repair time can vary depending on the extent of the issue and the availability of parts, but it typically takes a few hours to a full day to complete the repair.
10. Can OBDII code P1839 (Ford) Transfer Case Shift Motor Open Circuit affect the overall drivability of the vehicle?
- Yes, the code can affect the drivability by causing issues with shifting between drive modes and potentially limiting the vehicle's overall performance.
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