AutoCodes – Mercury – C102B Mercury

C102B Mercury Code - ABS Secondary Circuit Pressure Lower Than Primary

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the ABS 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: C102B Mercury indicates ABS Secondary Circuit Pressure Lower Than Primary.
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 1,182

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 C102B Mercury Description

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

OBDII Code C102B Mercury - ABS Secondary Circuit Pressure Lower Than Primary - AutoCodes.com — C102B Mercury Code - ABS Secondary Circuit Pressure Lower Than Primary

What does this mean?

What are the Possible Causes of the DTC C102B Mercury?

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

How to Fix the DTC C102B Mercury?

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

C102B:00 ABS Secondary Circuit Pressure Lower Than Primary: No Sub Type Information

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C102B Mercury 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 C102B Mercury code?

Need more information on how to fix the C102B Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C102B Mercury 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 C102B Mercury Code

1. What are the common symptoms of OBDII code C102B in a Mercury vehicle?

- Common symptoms include the ABS warning light being illuminated on the dashboard, decreased or loss of ABS functionality, and potential issues with braking performance.

2. What could be the potential causes of OBDII code C102B in a Mercury vehicle?

- Possible causes of this code include a faulty ABS pump, damaged ABS sensors, issues with the ABS module, or wiring problems in the ABS system.

3. How can I diagnose the ABS Secondary Circuit Pressure Lower Than Primary issue in my Mercury?

- Diagnosing this issue typically involves using a professional OBDII scanner to retrieve the specific trouble code, inspecting the ABS system components for visible damage, and conducting a thorough inspection of the wiring and connections.

4. Can I continue driving my Mercury with OBDII code C102B?

- It is not recommended to continue driving with this code present, as it can affect the proper functioning of the ABS system, potentially compromising your vehicle's braking performance and safety.

5. What are some repair tips for addressing OBDII code C102B in a Mercury?

- Repair tips may include checking and replacing damaged ABS components, ensuring proper wiring connections, resetting the ABS system, and conducting a thorough inspection to identify the root cause of the issue.

6. How much does it typically cost to repair OBDII code C102B in a Mercury?

- The cost of repairing this OBDII code can vary depending on the specific cause of the issue, the extent of the repairs needed, and whether professional diagnostic and repair services are required. Costs may range from a few hundred to over a thousand dollars.

7. Can I reset the OBDII code C102B in my Mercury without addressing the underlying issue?

- While you can reset the trouble code using an OBDII scanner, it is essential to address the root cause of the problem to prevent the code from reappearing and ensure the proper functioning of the ABS system.

8. Is it safe to drive with only the primary ABS circuit functioning due to OBDII code C102B?

- Driving with only the primary ABS circuit functioning is not ideal, as it can compromise the overall performance of the ABS system and potentially impact your vehicle's braking capabilities, especially in emergency situations.

9. How long does it typically take to repair OBDII code C102B in a Mercury?

- The repair time for this OBDII code can vary depending on the specific diagnosis, availability of replacement parts, and the complexity of the repairs needed. It may take a few hours to a full day or more to address the issue fully.

10. Can I prevent OBDII code C102B from occurring in my Mercury?

- Regular maintenance and inspection of the ABS system, including checking for any signs of wear or damage, can help prevent issues that may trigger OBDII code C102B in your Mercury.