AutoCodes – Lincoln – C102A Lincoln

C102A Lincoln Code - Brake Secondary Circuit Pressure Mismatch Between Wheels

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Brake Secondary Circuit Pressure. Common causes include Brake system leaks, Air in the brake system, Faulty Anti-Lock Brake System (ABS) Module. 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: C102A Lincoln indicates Brake Secondary Circuit Pressure Mismatch Between Wheels.
Common causes: Common causes include Brake system leaks, Air in the brake system, Faulty Anti-Lock Brake System (ABS) Module.
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 969

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 06, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code C102A Lincoln Description

The Anti-Lock Brake System (ABS) Module monitors the Brake Secondary Circuit Pressure. The ABS Module sets the OBDII code when the Brake Secondary Circuit Pressure is not to factory specifications.

OBDII Code C102A Lincoln - Brake Secondary Circuit Pressure Mismatch Between Wheels - AutoCodes.com — C102A Lincoln Code - Brake Secondary Circuit Pressure Mismatch Between Wheels

What does this mean?

What are the Possible Causes of the DTC C102A Lincoln?

Brake system leaks
Air in the brake system
Faulty Anti-Lock Brake System (ABS) Module

How to Fix the DTC C102A 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 does this mean?

Code Tech Notes

C102A:62 Brake Secondary Circuit Pressure Mismatch Between Wheels: Signal Compare Failure

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C102A 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.

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Need more information on how to fix the C102A Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C102A 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 C102A Lincoln Code

1. What does the OBDII code C102A mean on a Lincoln?

C102A indicates a "Brake Secondary Circuit Pressure Mismatch Between Wheels," meaning the vehicle's ABS module has detected uneven pressure between the brake circuits.

2. What are the common symptoms of the C102A code in a Lincoln?

Symptoms may include ABS warning light illumination, reduced braking performance, uneven braking, or longer stopping distances.

3. What causes the C102A code to appear?

Common causes include faulty brake pressure sensors, air in the brake lines, damaged brake lines, or issues with the ABS module.

4. Can I drive my Lincoln with the C102A code active?

Driving is not recommended because the code could indicate compromised braking performance, increasing the risk of an accident.

5. How do I diagnose the C102A code on a Lincoln?

Diagnosis involves scanning for trouble codes, checking the brake pressure sensors, inspecting brake lines for leaks or damage, and testing the ABS module functionality.

6. What tools do I need to troubleshoot the C102A code?

You'll need an OBDII scanner capable of reading ABS codes, a multimeter, and possibly a brake pressure testing tool.

7. How do you fix the C102A code on a Lincoln?

Repairs may include replacing a faulty brake pressure sensor, bleeding the brake lines to remove air, repairing or replacing damaged brake lines, or reprogramming or replacing the ABS module.

8. What is the cost to repair the C102A code on a Lincoln?

Repair costs can vary depending on the issue but may range from $150 for a sensor replacement to $1,000 or more if the ABS module needs replacement.

9. Can a software issue in the ABS module cause the C102A code?

Yes, outdated or corrupted software in the ABS module can occasionally trigger the C102A code and may require reprogramming.

10. How can I prevent the C102A code from occurring again?

Regular maintenance of the brake system, including fluid checks, brake line inspections, and ensuring proper bleeding of air, can help prevent this issue.