AutoCodes – Mercury – C1202 Mercury

C1202 Mercury Code - ABS Rear Dump Valve Circuit Failure

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the ABS Rear Dump Valve. Common causes include Faulty ABS Rear Dump Valve, ABS Rear Dump Valve harness is open or shorted, ABS Rear Dump Valve 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: C1202 Mercury indicates ABS Rear Dump Valve Circuit Failure.
Common causes: Common causes include Faulty ABS Rear Dump Valve, ABS Rear Dump Valve harness is open or shorted, ABS Rear Dump Valve 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.

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Code Popularity 1,099

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 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1202 Mercury Description

The Anti-Lock Brake System (ABS) Module monitors the ABS Rear Dump Valve. The ABS Module sets the OBDII code when the ABS Rear Dump Valve is not to factory specifications.

OBDII Code C1202 Mercury - ABS Rear Dump Valve Circuit Failure - AutoCodes.com — C1202 Mercury Code - ABS Rear Dump Valve Circuit Failure

What does this mean?

What are the Possible Causes of the DTC C1202 Mercury?

Faulty ABS Rear Dump Valve
ABS Rear Dump Valve harness is open or shorted
ABS Rear Dump Valve circuit poor electrical connection

How to Fix the DTC C1202 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1202 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 C1202 Mercury code?

Need more information on how to fix the C1202 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1202 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 C1202 Mercury Code

1. What are the common symptoms of OBDII code C1202 in a Mercury related to ABS Rear Dump Valve Circuit Failure?

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

2. What are the possible causes of OBDII code C1202 in a Mercury indicating ABS Rear Dump Valve Circuit Failure?

The code may be triggered by a faulty rear dump valve, damaged wiring or connectors in the ABS system, or a malfunction in the ABS control module.

3. How can I diagnose the ABS Rear Dump Valve Circuit Failure in my Mercury with OBDII code C1202?

Diagnosing this issue typically involves using a professional OBDII scanner to retrieve the specific code, inspecting the ABS system components, and testing the rear dump valve and related circuitry.

4. Can I continue driving my Mercury with OBDII code C1202 for ABS Rear Dump Valve Circuit Failure?

It is not recommended to drive your vehicle with this code active, as it can affect the proper function of the ABS system, potentially leading to compromised braking performance and safety risks.

5. What are some repair tips for addressing OBDII code C1202 related to ABS Rear Dump Valve Circuit Failure in a Mercury?

Repair options may include repairing or replacing the rear dump valve, fixing any damaged wiring or connectors, resetting the ABS system, or replacing the ABS control module if necessary.

6. Is it possible to reset OBDII code C1202 for ABS Rear Dump Valve Circuit Failure in a Mercury without fixing the underlying issue?

While you can clear the code temporarily using an OBDII scanner, it will likely reappear if the root cause of the ABS Rear Dump Valve Circuit Failure is not addressed.

7. How much does it cost to repair OBDII code C1202 indicating ABS Rear Dump Valve Circuit Failure in a Mercury?

Repair costs can vary depending on the specific issue causing the code, but it's advisable to consult a professional mechanic for an accurate diagnosis and cost estimate.

8. Can a DIY enthusiast fix OBDII code C1202 related to ABS Rear Dump Valve Circuit Failure in a Mercury?

Depending on your skills and knowledge, you may be able to perform basic repairs like checking and cleaning connectors or replacing the rear dump valve. However, complex issues may require professional assistance.

9. Are there any recalls or service bulletins related to OBDII code C1202 Mercury for ABS Rear Dump Valve Circuit Failure?

It's recommended to check with a Mercury dealership or online databases for any relevant recalls or service bulletins related to this specific OBDII code and ABS system issue.

10. How can I prevent OBDII code C1202 from reoccurring in my Mercury after repair?

Regular maintenance of the ABS system, checking for damaged wiring or connectors, and addressing any warning signs promptly can help prevent the recurrence of OBDII code C1202 indicating ABS Rear Dump Valve Circuit Failure in your Mercury.