AutoCodes – Mercury – C1266 Mercury

C1266 Mercury Code - Anti-Lock Brake System Power Valve Relay Circuit Failure

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Anti-Lock Brake System Power Valve Relay. Common causes include Faulty Anti-Lock Brake System Power Valve Relay, Anti-Lock Brake System Power Valve Relay harness is open or shorted, Anti-Lock Brake System Power Valve Relay 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
C1266 Mercury indicates Anti-Lock Brake System Power Valve Relay Circuit Failure.
Common causes
Common causes include Faulty Anti-Lock Brake System Power Valve Relay, Anti-Lock Brake System Power Valve Relay harness is open or shorted, Anti-Lock Brake System Power Valve Relay 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,537
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 04, 2024
πŸ’¬ Need more help? Ask Coddy for instant answers β€” it's free!

Code C1266 Mercury Description

The Anti-Lock Brake System (ABS) Module monitors the Anti-Lock Brake System Power Valve Relay. Fused battery voltage is supplied to the ABS module from the central junction box (CJB) to activate the valve assembly. The Diagnostic Trouble Code (DTC) C1266 ABS Valve Power Relay Circuit Failure will be set if the ABS module detects an open or a short to ground on the valve power feed circuit.
OBDII Code C1266 Mercury - Anti-Lock Brake System Power Valve Relay Circuit Failure - AutoCodes.com
C1266 Mercury Code - Anti-Lock Brake System Power Valve Relay Circuit Failure

What are the Possible Causes of the DTC C1266 Mercury?

  • Faulty Anti-Lock Brake System Power Valve Relay
  • Anti-Lock Brake System Power Valve Relay harness is open or shorted
  • Anti-Lock Brake System Power Valve Relay circuit poor electrical connection
  • Faulty Anti-Lock Brake System (ABS) Module

How to Fix the DTC C1266 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 C1266 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 C1266 Mercury code?

Need more information on how to fix the C1266 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1266 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 C1266 Mercury Code

1. What are the common symptoms of OBDII code C1266 in a Mercury vehicle?

The common symptoms of OBDII code C1266, Anti-Lock Brake System Power Valve Relay Circuit Failure in a Mercury, include the illumination of the ABS warning light on the dashboard and potential issues with the anti-lock braking system.

2. What can cause the OBDII code C1266 to be triggered in a Mercury vehicle?

The OBDII code C1266, Anti-Lock Brake System Power Valve Relay Circuit Failure in a Mercury, can be triggered by a faulty power valve relay, damaged wiring or connectors in the ABS system, or a malfunction in the ABS control module.

3. How serious is the OBDII code C1266 in a Mercury?

The OBDII code C1266, Anti-Lock Brake System Power Valve Relay Circuit Failure in a Mercury, should be addressed promptly as it can affect the proper functioning of the vehicle's anti-lock braking system, compromising safety during braking maneuvers.

4. Can I continue driving my Mercury with the OBDII code C1266 present?

It is not recommended to continue driving your Mercury with the OBDII code C1266, Anti-Lock Brake System Power Valve Relay Circuit Failure, as it can lead to potential brake system malfunctions and compromise your safety on the road.

5. How can the OBDII code C1266 in a Mercury be diagnosed?

Diagnosing the OBDII code C1266 in a Mercury involves using a diagnostic scanner to retrieve the fault code, conducting a visual inspection of the ABS system components, and testing the power valve relay and related circuits for proper functionality.

6. What are some repair tips for fixing the OBDII code C1266 in a Mercury?

Repairing the OBDII code C1266 in a Mercury may involve replacing the faulty power valve relay, repairing damaged wiring or connectors, or reprogramming the ABS control module. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

7. Can the OBDII code C1266 in a Mercury be reset without fixing the underlying issue?

While the OBDII code C1266 can be cleared from the vehicle's system using a diagnostic scanner, it is crucial to address the underlying issue causing the fault to prevent the code from reoccurring and ensure the proper functioning of the ABS system.

8. How much does it cost to repair the OBDII code C1266 in a Mercury?

The cost of repairing the OBDII code C1266, Anti-Lock Brake System Power Valve Relay Circuit Failure in a Mercury, can vary depending on the extent of the issue, the parts needed for repair, and labor costs. It is advisable to obtain quotes from reputable repair shops for accurate pricing.

9. Will fixing the OBDII code C1266 in a Mercury require specialized tools or equipment?

Repairing the OBDII code C1266 in a Mercury may require specialized tools such as a diagnostic scanner, multimeter, and possibly ABS system diagnostic equipment. It is recommended to have a professional mechanic with the necessary tools and expertise handle the repair.

10. Can the OBDII code C1266 be a recurring issue in a Mercury vehicle?

If the underlying cause of the OBDII code C1266, Anti-Lock Brake System Power Valve Relay Circuit Failure in a Mercury, is not properly addressed, it can become a recurring issue. Regular maintenance and timely repairs are essential to prevent the code from reoccurring.

Discuss the causes and fixes for C1266 Mercury OBDII Code

Code C1266 Mercury comments

No comments found for this page.

AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play