AutoCodes – Lincoln – C1123 Lincoln

C1123 Lincoln Code - Vehicle Speed Sensor Input Short to Battery

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Vehicle Speed Sensor. Common causes include Faulty Vehicle Speed Sensor, Vehicle Speed Sensor harness is open or shorted, Vehicle Speed Sensor 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: C1123 Lincoln indicates Vehicle Speed Sensor Input Short to Battery.
Common causes: Common causes include Faulty Vehicle Speed Sensor, Vehicle Speed Sensor harness is open or shorted, Vehicle Speed Sensor 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 5,313

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 Aug 16, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C1123 Lincoln Description

The Anti-Lock Brake System (ABS) Module monitors the Vehicle Speed Sensor. The ABS Module sets the OBDII code when the Vehicle Speed Sensor is not to factory specifications.

OBDII Code C1123 Lincoln - Vehicle Speed Sensor Input Short to Battery - AutoCodes.com — C1123 Lincoln Code - Vehicle Speed Sensor Input Short to Battery

What does this mean?

What are the Possible Causes of the DTC C1123 Lincoln?

Faulty Vehicle Speed Sensor
Vehicle Speed Sensor harness is open or shorted
Vehicle Speed Sensor circuit poor electrical connection

How to Fix the DTC C1123 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 C1123 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 C1123 Lincoln code?

Need more information on how to fix the C1123 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1123 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 C1123 Lincoln Code

1. What are the common symptoms of OBDII code C1123 (Lincoln) - Vehicle Speed Sensor Input Short to Battery?

Symptoms may include erratic speedometer readings, ABS system malfunction, loss of cruise control function, and illuminated warning lights on the dashboard.

2. What are the possible causes of the OBDII code C1123 in a Lincoln vehicle?

Potential causes include a faulty vehicle speed sensor, damaged wiring or connectors in the speed sensor circuit, a short to battery in the circuit, or a malfunctioning ABS module.

3. How can I diagnose the OBDII code C1123 in my Lincoln vehicle?

Diagnosis typically involves using a scan tool to retrieve the trouble code, inspecting the vehicle speed sensor and its wiring for damage, and testing the sensor's resistance and voltage output.

4. Can I continue driving my Lincoln with the OBDII code C1123 present?

It is not recommended to drive with an active C1123 code, as it can lead to safety issues and affect the vehicle's performance. Prompt diagnosis and repair are advised.

5. How can I repair the Vehicle Speed Sensor Input Short to Battery issue in my Lincoln?

Repair may involve replacing the faulty vehicle speed sensor, repairing or replacing damaged wiring or connectors, addressing the short to battery in the circuit, or replacing a malfunctioning ABS module.

6. Is it possible to reset the OBDII code C1123 in a Lincoln without fixing the underlying issue?

While clearing the code with a scan tool may temporarily turn off the warning light, the issue will likely persist and trigger the code again until the root cause is addressed.

7. Are there any DIY tips for troubleshooting the OBDII code C1123 in a Lincoln?

DIY enthusiasts can start by checking the vehicle speed sensor's wiring and connectors for visible damage, ensuring proper connections, and testing the sensor's output with a multimeter.

8. How much does it typically cost to repair the Vehicle Speed Sensor Input Short to Battery issue in a Lincoln?

The cost of repair can vary depending on the specific cause of the issue, the labor rates of the repair shop, and the cost of parts. It is recommended to obtain quotes from different mechanics.

9. Can a faulty vehicle speed sensor cause other problems besides triggering the OBDII code C1123?

Yes, a faulty vehicle speed sensor can also lead to issues such as incorrect shifting in automatic transmissions, inaccurate odometer readings, and poor fuel efficiency in addition to triggering warning lights.

10. How long does it usually take to repair the Vehicle Speed Sensor Input Short to Battery issue in a Lincoln?

The repair time can vary based on the complexity of the issue, the availability of parts, and the expertise of the mechanic. Simple repairs may be completed in a few hours, while more complex issues may take longer.