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C1111 Infiniti Code - ABS Pump Motor

Quick Answer

The C1111 code for Infiniti vehicles refers to an issue with the Anti-Lock Braking System (ABS) pump motor. Common causes include Faulty ABS pump motor, Damaged wiring or connectors, Malfunctioning ABS control 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
C1111 Infiniti indicates ABS Pump Motor.
Common causes
Common causes include Faulty ABS pump motor, Damaged wiring or connectors, Malfunctioning ABS control 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code C1111 Infiniti Description

The C1111 code for Infiniti vehicles refers to an issue with the Anti-Lock Braking System (ABS) pump motor. The ABS pump motor is a crucial component of the ABS system, responsible for building up hydraulic pressure within the braking system. When this code is triggered, it indicates a malfunction or failure within the ABS pump motor, which can lead to a compromised braking performance.

OBDII Code C1111 Infiniti - ABS Pump Motor
C1111 Infiniti Code - ABS Pump Motor

Common Causes of C1111 Infiniti

  1. Faulty ABS pump motor
  2. Damaged wiring or connectors
  3. Malfunctioning ABS control module
  4. Low brake fluid levels
  5. Contaminated brake fluid

Symptoms of C1111 Infiniti

  1. Illuminated ABS warning light on the dashboard
  2. Increased stopping distances during braking
  3. Unusual noises coming from the ABS pump motor
  4. ABS system failure or activation during normal driving conditions

How to Fix C1111 Infiniti

  1. Diagnose the ABS system using a diagnostic scanner to pinpoint the exact cause of the issue.
  2. Inspect the ABS pump motor, wiring, and connectors for any signs of damage or wear.
  3. Test the ABS control module for proper functionality and communication with other ABS components.
  4. Replace the faulty ABS pump motor, damaged wiring, or malfunctioning ABS control module as needed.
  5. Bleed the brake system to ensure proper hydraulic pressure and functionality of the ABS system.

Cost to Fix C1111 Infiniti

The typical repair costs for addressing the C1111 code in an Infiniti vehicle can range from $300 to $800, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may differ in metropolitan areas or at dealerships. It's recommended to check with local shops for a more accurate estimate.

When is the Code Detected?

During actuator motor operation with ON, when actuator motor turns OFF or when control line for actuator motor relay is open.

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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 C1111 Infiniti Code

1. What are the common symptoms of OBDII code C1111 in Infiniti related to the ABS Pump Motor?

The common symptoms include the ABS warning light staying illuminated on the dashboard, loss of ABS functionality, and potential issues with the vehicle's stability control system.

2. What are the possible causes of OBDII code C1111 in an Infiniti, specifically related to the ABS Pump Motor?

Potential causes may include a faulty ABS pump motor, damaged wiring or connectors in the ABS system, low brake fluid levels, or a malfunctioning ABS control module.

3. How can I diagnose the ABS Pump Motor issue causing OBDII code C1111 in my Infiniti?

Diagnosis typically involves using a professional OBDII scanner to retrieve the specific fault code, inspecting the ABS system components for physical damage or leaks, and testing the ABS pump motor's electrical connections and functionality.

4. Can I still drive my Infiniti with OBDII code C1111 related to the ABS Pump Motor?

It is not recommended to drive the vehicle with a malfunctioning ABS system, as this can compromise braking performance and impact overall safety. It is advisable to have the issue diagnosed and repaired promptly.

5. Is it possible to reset or clear OBDII code C1111 related to the ABS Pump Motor in an Infiniti without fixing the underlying issue?

While clearing the fault code may temporarily turn off the warning light, it will not fix the root cause of the problem. It is important to address the ABS Pump Motor issue to ensure the safety and proper functioning of the ABS system.

6. How much does it typically cost to repair the ABS Pump Motor issue causing OBDII code C1111 in an Infiniti?

The cost of repairs can vary depending on the exact cause of the issue, the extent of the damage, and labor rates in your area. It is advisable to consult with a certified mechanic or dealership for an accurate estimate.

7. Are there any DIY repair tips for addressing OBDII code C1111 related to the ABS Pump Motor in my Infiniti?

DIY repairs for ABS system components can be challenging and may require specialized tools and expertise. It is generally recommended to have the ABS Pump Motor issue diagnosed and repaired by a qualified professional.

8. Will a low brake fluid level trigger OBDII code C1111 related to the ABS Pump Motor in an Infiniti?

Yes, a low brake fluid level can potentially trigger this fault code as it may impact the proper functioning of the ABS pump motor and the overall ABS system. Ensuring the brake fluid is at the correct level is important for the system to operate effectively.

9. Can extreme weather conditions or rough driving cause OBDII code C1111 related to the ABS Pump Motor in an Infiniti?

Extreme weather conditions or rough driving may not directly cause this fault code, but they can exacerbate existing issues within the ABS system, leading to the illumination of the ABS warning light and triggering diagnostic trouble codes like C1111.

10. How long does it typically take to repair the ABS Pump Motor issue causing OBDII code C1111 in an Infiniti?

The repair time can vary depending on the specific problem, availability of parts, and the mechanic's workload. In some cases, repairs related to the ABS Pump Motor can be completed within a few hours, while more complex issues may require additional time for diagnosis and repair.

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