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C1142 Nissan Code - Brake Fluid Pressure Sensor Circuit

Quick Answer

The C1142 Nissan code refers to an issue with the brake fluid pressure sensor circuit in the vehicle. Common causes include Faulty brake fluid pressure sensor, Wiring issues or damaged connectors in the sensor circuit, Low brake fluid levels. 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
C1142 Nissan indicates Brake Fluid Pressure Sensor Circuit.
Common causes
Common causes include Faulty brake fluid pressure sensor, Wiring issues or damaged connectors in the sensor circuit, Low brake fluid levels.
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 Aug 30, 2024
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Code C1142 Nissan Description

The C1142 Nissan code refers to an issue with the brake fluid pressure sensor circuit in the vehicle. This sensor is responsible for monitoring the brake fluid pressure within the braking system. When the sensor detects an abnormality in the pressure, it triggers this diagnostic trouble code (DTC). This can impact the vehicle's braking performance and safety, as the brake system relies on accurate pressure readings to operate effectively.

OBDII Code C1142 Nissan - Brake Fluid Pressure Sensor Circuit
C1142 Nissan Code - Brake Fluid Pressure Sensor Circuit

Common Causes of C1142 Nissan

  1. Faulty brake fluid pressure sensor.
  2. Wiring issues or damaged connectors in the sensor circuit.
  3. Low brake fluid levels.
  4. Contaminated brake fluid.
  5. Issues with the ABS module or hydraulic control unit.

Symptoms of C1142 Nissan

  1. Illuminated brake warning light on the dashboard.
  2. Soft or spongy brake pedal feel.
  3. Difficulty in braking or decreased braking effectiveness.
  4. ABS system may not function properly.
  5. In severe cases, complete brake failure may occur.

How to Fix C1142 Nissan

  1. Begin by inspecting the brake fluid pressure sensor and its wiring for any damage or corrosion.
  2. Check the brake fluid levels and quality, topping up or replacing if necessary.
  3. Test the sensor's functionality using a multimeter to determine if it is faulty.
  4. Replace the brake fluid pressure sensor if it is found to be defective.
  5. Clear the DTC and perform a test drive to ensure the issue has been resolved.

Cost to Fix C1142 Nissan

The repair costs for addressing a C1142 Nissan code can vary depending on the specific cause of the issue and the parts needed for repair. On average, the cost of replacing a brake fluid pressure sensor can range from $150 to $300, including parts and labor. However, additional costs may apply if other components in the braking system need attention. It is advisable to consult a trusted mechanic or auto repair shop for a more accurate estimate based on the vehicle's make and model.

What does this mean?

Tech Notes for C1142 Nissan

On some Nissan models, the pressure sensor is integrated into the ABS Actuator And Electric Unit (Control Unit).

When is the Code Detected?

Pressure switch signal line is open or shorted, or pressure switch is malfunctioning (2WD models).

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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 C1142 Nissan Code

1. What are common symptoms of OBDII code C1142 in a Nissan related to the Brake Fluid Pressure Sensor Circuit?

- Common symptoms include the illumination of the ABS warning light on the dashboard, loss of ABS functionality, and potential issues with brake performance.

2. What are the possible causes of OBDII code C1142 in a Nissan?

- The code C1142 in a Nissan typically indicates a fault with the brake fluid pressure sensor circuit, which can be caused by sensor malfunctions, wiring issues, or problems with the ABS control module.

3. How can I diagnose the Brake Fluid Pressure Sensor Circuit issue triggering OBDII code C1142 in my Nissan?

- Diagnosis involves using a diagnostic scanner to retrieve the specific fault code, checking the brake fluid level and condition, inspecting the sensor and wiring for any visible damage, and testing the sensor's functionality.

4. Can I continue driving my Nissan if OBDII code C1142 related to the Brake Fluid Pressure Sensor Circuit is triggered?

- It is not recommended to continue driving your Nissan if the ABS warning light is illuminated and OBDII code C1142 is present, as it may affect the performance of the braking system.

5. How can I repair OBDII code C1142 in my Nissan due to the Brake Fluid Pressure Sensor Circuit issue?

- Repairing code C1142 involves addressing the root cause of the problem, which may include replacing the brake fluid pressure sensor, repairing damaged wiring, or reprogramming the ABS control module.

6. Is it possible to reset OBDII code C1142 in a Nissan without fixing the underlying issue?

- While clearing the fault code with a diagnostic scanner may temporarily turn off the warning light, the code will likely reappear until the root cause of the Brake Fluid Pressure Sensor Circuit problem is resolved.

7. Are there any maintenance tips to prevent OBDII code C1142 in a Nissan related to the Brake Fluid Pressure Sensor Circuit?

- Regularly checking the brake fluid level and quality, inspecting the ABS system components during routine maintenance, and addressing any brake-related issues promptly can help prevent code C1142 from occurring.

8. Can a DIY enthusiast fix OBDII code C1142 in a Nissan themselves?

- Depending on your skill level and access to tools, DIY enthusiasts may be able to address simple causes of code C1142, such as checking and cleaning sensor connections or replacing damaged wiring. However, more complex issues may require professional diagnosis and repair.

9. What is the typical cost to repair OBDII code C1142 in a Nissan at a dealership or repair shop?

- The cost of repairing code C1142 can vary depending on the specific cause of the issue, but it may involve diagnostic fees, parts replacement costs, and labor charges, which can range from a few hundred to over a thousand dollars.

10. How urgent is it to address OBDII code C1142 in a Nissan related to the Brake Fluid Pressure Sensor Circuit?

- It is important to address code C1142 promptly to ensure the proper functioning of the ABS system and maintain safe braking performance. Ignoring the issue can lead to potential safety risks and further damage to the braking system.

Discuss the causes and fixes for C1142 Nissan OBDII Code

Submit a New Comment

  • Nissan patrol new model.where location of beak pressure sensor.that integrated with abs control

    Reply to Comment

  • Unfortunately, I don't have the manual of the Nissan Patrol, but it should be attached to the Brake Master Cylinder.

    Reply to Comment