AutoCodes – Lincoln – B2103 Lincoln

B2103 Lincoln Code - Antenna Not Connected

Quick Answer

The Passive Anti-Theft System (PATS) transceiver reads the PATS key when the key is turned to the START or ON position. Common causes include Faulty Passive Anti-Theft System (PATS) Transceiver Antenna, Disconnected Passive Anti-Theft System (PATS) Transceiver, Faulty Passive Anti-Theft System (PATS) Transceiver. 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
B2103 Lincoln indicates Antenna Not Connected.
Common causes
Common causes include Faulty Passive Anti-Theft System (PATS) Transceiver Antenna, Disconnected Passive Anti-Theft System (PATS) Transceiver, Faulty Passive Anti-Theft System (PATS) Transceiver.
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 1,820
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 17, 2019
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Code B2103 Lincoln Description

The Passive Anti-Theft System (PATS) transceiver reads the PATS key when the key is turned to the START or ON position. The OBDII code sets when there has been a PATS transceiver antenna failure. The PATS transceiver may need to be replaced.
OBDII Code B2103 Lincoln - Antenna Not Connected - AutoCodes.com
B2103 Lincoln Code - Antenna Not Connected

What are the Possible Causes of the DTC B2103 Lincoln?

  • Faulty Passive Anti-Theft System (PATS) Transceiver Antenna
  • Disconnected Passive Anti-Theft System (PATS) Transceiver
  • Faulty Passive Anti-Theft System (PATS) Transceiver
  • Passive Anti-Theft System (PATS) Transceiver harness is open or shorted
  • Passive Anti-Theft System (PATS) Transceiver circuit poor electrical connection

How to Fix the DTC B2103 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 B2103 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 B2103 Lincoln code?

Need more information on how to fix the B2103 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2103 Lincoln 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 B2103 Lincoln Code

1. What are the common symptoms of OBDII code B2103 in a Lincoln related to the antenna not being connected?

- The most common symptoms include poor radio reception, loss of satellite radio signal, and issues with the GPS system.

2. What are some possible causes of the B2103 code indicating the antenna is not connected in a Lincoln?

- Possible causes include a disconnected antenna cable, a faulty antenna module, damaged antenna wiring, or a malfunctioning antenna amplifier.

3. How can I diagnose the B2103 code related to the antenna in my Lincoln?

- To diagnose the issue, start by visually inspecting the antenna connections and wiring. Check for any signs of damage or loose connections. Use a multimeter to test the antenna components for continuity and proper functioning.

4. Can I repair the B2103 code related to the antenna issue in my Lincoln myself?

- Depending on the exact cause of the code, you may be able to repair it yourself. For simple issues like a loose connection, you can reconnect the antenna yourself. However, more complex issues may require professional diagnosis and repair.

5. Is it safe to drive my Lincoln with the B2103 code indicating the antenna is not connected?

- It is generally safe to drive your Lincoln with this code, as it primarily affects the radio, satellite, and GPS functions. However, it is recommended to address the issue promptly to ensure proper functionality of these systems.

6. Can a damaged antenna cause the B2103 code to appear in a Lincoln?

- Yes, a damaged antenna or its components can trigger the B2103 code, indicating that the antenna is not connected or not functioning properly.

7. How much does it typically cost to repair the B2103 code related to the antenna issue in a Lincoln?

- The cost of repair can vary depending on the specific cause of the code and the required repairs. Simple fixes like reconnecting a loose antenna may be relatively inexpensive, while replacing a faulty antenna module or amplifier can be more costly.

8. Will resetting the OBDII code B2103 in my Lincoln resolve the antenna connection issue?

- Resetting the code may temporarily clear the warning, but it will not fix the underlying problem of the antenna not being connected. It's important to diagnose and address the root cause of the issue to ensure proper functionality.

9. Can extreme weather conditions affect the antenna connection and trigger the B2103 code in a Lincoln?

- Yes, extreme weather conditions like heavy rain, snow, or extreme heat can potentially damage the antenna components or cause connection issues, leading to the B2103 code being triggered.

10. Is the B2103 code related to the antenna issue a common problem in Lincoln vehicles?

- While not extremely common, issues with the antenna connection leading to the B2103 code can occur in Lincoln vehicles, especially in older models or in vehicles exposed to harsh environmental conditions.

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