AutoCodes – Nissan – C1111 Nissan

C1111 Nissan Code - ABS Pump Motor

Quick Answer

PUMP: The pump returns the brake fluid stored in the reservoir to the master cylinder by reducing the pressure. Common causes include Faulty Anti-Lock Brake System (ABS) Actuator And Electric Unit, ABS Actuator And Electric Unit harness is open or shorted, ABS Actuator And Electric Unit 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
C1111 Nissan indicates ABS Pump Motor.
Common causes
Common causes include Faulty Anti-Lock Brake System (ABS) Actuator And Electric Unit, ABS Actuator And Electric Unit harness is open or shorted, ABS Actuator And Electric Unit 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 72,782
How popular is this code, among other codes? Medium
Table of contents Created and updated by William Orellana on Aug 14, 2020
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Code C1111 Nissan Description

PUMP: The pump returns the brake fluid stored in the reservoir to the master cylinder by reducing the pressure.
MOTOR: The motor drives the pump according to the signals transmitted by the ABS actuator and electric unit (control unit).
OBDII Code C1111 Nissan - ABS Pump Motor - AutoCodes.com
C1111 Nissan Code - ABS Pump Motor

What are the Possible Causes of the DTC C1111 Nissan?

  • Faulty Anti-Lock Brake System (ABS) Actuator And Electric Unit
  • ABS Actuator And Electric Unit harness is open or shorted
  • ABS Actuator And Electric Unit circuit poor electrical connection
  • Fusible link
  • Battery power supply system

How to Fix the DTC C1111 Nissan?

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 C1111 Nissan 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 C1111 Nissan code?

Need more information on how to fix the C1111 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1111 Nissan 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 C1111 Nissan Code

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

The common symptoms include the ABS warning light illuminating on the dashboard, potential loss of ABS functionality, and unusual noises coming from the ABS system.

2. What are some possible causes of OBDII code C1111 in a Nissan related to the ABS Pump Motor?

Possible causes include a faulty ABS pump motor, damaged wiring or connectors, low brake fluid levels, or issues with the ABS control module.

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

Diagnosis involves using a professional OBDII scanner to retrieve the specific code, conducting a visual inspection of wiring and connectors, and testing the ABS pump motor for proper functionality.

4. Can I continue driving my Nissan with OBDII code C1111 related to the ABS Pump Motor?

It is not recommended to continue driving the vehicle with this code, as it may compromise the effectiveness of the ABS system, leading to potential safety risks.

5. What are some repair options for addressing OBDII code C1111 related to the ABS Pump Motor in a Nissan?

Repair options include replacing the faulty ABS pump motor, repairing damaged wiring or connectors, ensuring proper brake fluid levels, and resetting the ABS system using a diagnostic tool.

6. Is it possible to reset the OBDII code C1111 related to the ABS Pump Motor in a Nissan without repairing the issue?

While you can clear the code temporarily, it is crucial to address the underlying problem causing the code to prevent safety hazards and ensure proper functionality of the ABS system.

7. How much does it typically cost to repair OBDII code C1111 related to the ABS Pump Motor in a Nissan?

The cost of repair can vary depending on the specific issue, but it may range from a few hundred to a few thousand dollars, considering parts and labor.

8. Can a DIY enthusiast with automotive knowledge fix OBDII code C1111 related to the ABS Pump Motor in a Nissan?

While some basic troubleshooting and repairs can be done by DIY enthusiasts, diagnosing and fixing complex ABS system issues may require professional expertise and specialized tools.

9. Are there any preventive maintenance tips to avoid OBDII code C1111 related to the ABS Pump Motor in a Nissan?

Regularly checking brake fluid levels, inspecting ABS system components for wear or damage, and addressing any unusual noises or warning lights promptly can help prevent issues leading to this code.

10. How long does it typically take to repair OBDII code C1111 related to the ABS Pump Motor in a Nissan?

The repair time can vary based on the specific problem and the expertise of the technician, but it may take a few hours to a full day to diagnose and fix the ABS Pump Motor issue in a Nissan.

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