AutoCodes – Ford – B2103 Ford

B2103 Ford 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 Ford 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 17,151

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 17, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2103 Ford 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 Ford - Antenna Not Connected - AutoCodes.com — B2103 Ford Code - Antenna Not Connected

What does this mean?

What are the Possible Causes of the DTC B2103 Ford?

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 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 B2103 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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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 Ford Code

1. What are the common symptoms of OBDII code B2103 Ford (Antenna Not Connected)?

The common symptoms include poor radio reception, loss of signal for keyless entry, and malfunctioning tire pressure monitoring system (TPMS).

2. What can cause the OBDII code B2103 Ford to trigger?

The code B2103 is typically triggered when there is a loose or disconnected antenna connection in the vehicle.

3. How can I diagnose the cause of OBDII code B2103 Ford myself?

You can start by visually inspecting the antenna connection and wiring for any signs of damage or disconnection. Using a multimeter to test for continuity can also help pinpoint the issue.

4. Is it safe to continue driving with the OBDII code B2103 Ford present?

While it is generally safe to drive with this code, you may experience issues with radio reception, keyless entry, or TPMS functionality until the problem is resolved.

5. What are some repair tips for fixing the OBDII code B2103 Ford?

Repairing the antenna connection may involve securing any loose connections, repairing damaged wiring, or replacing the antenna module if necessary.

6. Can I reset the OBDII code B2103 Ford on my own?

You can attempt to clear the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes. However, the code will likely return if the underlying issue is not fixed.

7. How much does it cost to repair the OBDII code B2103 Ford?

The cost of repairing the B2103 code can vary depending on the cause of the issue and the labor rates of the repair shop. It may range from a simple fix to a more involved repair.

8. Will fixing the OBDII code B2103 Ford improve my vehicle's overall performance?

Fixing the antenna connection issue associated with the B2103 code may not directly impact the performance of the vehicle, but it will restore proper functionality to affected systems like the radio and keyless entry.

9. Are there any preventive measures I can take to avoid the OBDII code B2103 Ford in the future?

Regularly inspecting the antenna connection and wiring for any signs of wear or damage can help prevent the B2103 code from being triggered.

10. Is the OBDII code B2103 Ford a common issue in Ford vehicles?

The B2103 code related to the antenna not being connected is a relatively common issue in Ford vehicles, especially in models with complex electronic systems that rely on a strong antenna signal.