AutoCodes – Lincoln – P1863 Lincoln

P1863 Lincoln Code - Transmission Transfer Case Contact Plate Power Open Circuit

Quick Answer

The Transmission Control Module (TCM) monitors the Transmission Transfer Case System. Common causes include Faulty Transfer Case Shift Motor, Transfer Case Shift Motor harness is open or shorted, Transfer Case Shift 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: P1863 Lincoln indicates Transmission Transfer Case Contact Plate Power Open Circuit.
Common causes: Common causes include Faulty Transfer Case Shift Motor, Transfer Case Shift Motor harness is open or shorted, Transfer Case Shift 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 1,037

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jan 31, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1863 Lincoln Description

The Transmission Control Module (TCM) monitors the Transmission Transfer Case System. The TCM sets the OBDII code when the Transmission Transfer Case System is not to factory specifications.

OBDII Code P1863 Lincoln - Transmission Transfer Case Contact Plate Power Open Circuit - AutoCodes.com — P1863 Lincoln Code - Transmission Transfer Case Contact Plate Power Open Circuit

What does this mean?

What are the Possible Causes of the DTC P1863 Lincoln?

Faulty Transfer Case Shift Motor
Transfer Case Shift Motor harness is open or shorted
Transfer Case Shift Motor circuit poor electrical connection

How to Fix the DTC P1863 Lincoln?

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 P1863 Lincoln 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 P1863 Lincoln code?

Need more information on how to fix the P1863 Lincoln code? Get Access to Factory Service Manuals

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 P1863 Lincoln Code

What does the OBDII code P1863 mean for my Lincoln?

The OBDII code P1863 indicates a problem with the transmission transfer case contact plate power circuit, specifically that there's an open circuit affecting the contact plate.

What symptoms might I experience if my vehicle has the P1863 code?

Common symptoms include warning lights on the dashboard, issues with shifting gears, and potential loss of power to the transfer case.

What could cause the P1863 code to trigger?

Causes may include a faulty transfer case contact plate, damaged wiring or connectors, or issues with the vehicle's power distribution system.

How can I diagnose the P1863 code?

Start by checking the wiring and connectors for any visible damage. Use a multimeter to test for continuity in the circuit and verify the functionality of the transfer case contact plate.

What are some common repairs for the P1863 code?

Repairs may involve replacing the transfer case contact plate, repairing damaged wiring, or addressing any issues with the vehicle's electrical system.

Is it safe to drive my Lincoln with the P1863 code?

While it may be safe for short distances, driving with this code can lead to transmission issues or complete loss of drive, so itâ€™s advisable to have it diagnosed and repaired promptly.

Can I clear the P1863 code, and will it come back?

You can clear the code using an OBDII scanner, but if the underlying issue isn't resolved, the code will likely return.

How much will it cost to fix the P1863 code?

Repair costs can vary widely depending on the specific issue, but expect to pay anywhere from $100 to $500 or more for parts and labor.

Can I fix the P1863 code myself?

If you have experience with automotive electrical systems, you may be able to diagnose and repair the issue. However, if you're unsure, it's best to consult a professional mechanic.