AutoCodes – Generic – C1953

C1953 Code - Brake Master Cylinder Pressure Sensor Circuit Open

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Brake Master Cylinder Pressure Sensor. Common causes include Faulty Brake Master Cylinder Pressure Sensor, Brake Master Cylinder Pressure Sensor harness is open or shorted, Brake Master Cylinder Pressure Sensor 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
C1953 indicates Brake Master Cylinder Pressure Sensor Circuit Open.
Common causes
Common causes include Faulty Brake Master Cylinder Pressure Sensor, Brake Master Cylinder Pressure Sensor harness is open or shorted, Brake Master Cylinder Pressure Sensor 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 4,774
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 07, 2023
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Code C1953 Description

The Anti-Lock Brake System (ABS) Module monitors the Brake Master Cylinder Pressure Sensor. The ABS Module sets the OBDII code when the Brake Master Cylinder Pressure Sensor is not to factory specifications.
OBDII Code C1953 - Brake Master Cylinder Pressure Sensor Circuit Open - AutoCodes.com
C1953 Code - Brake Master Cylinder Pressure Sensor Circuit Open

What are the Possible Causes of the DTC C1953?

  • Faulty Brake Master Cylinder Pressure Sensor
  • Brake Master Cylinder Pressure Sensor harness is open or shorted
  • Brake Master Cylinder Pressure Sensor circuit poor electrical connection

How to Fix the DTC C1953?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1953 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 C1953 code?

Need more information on how to fix the C1953 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1953 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • C1953 Ford β€” Brake Master Cylinder Pressure Sensor Circuit Open
  • C1953 Lincoln β€” Brake Master Cylinder Pressure Sensor Circuit Open
  • C1953 Mazda β€” Brake Master Cylinder Pressure Sensor Circuit Open
  • C1953 Mercury β€” Brake Master Cylinder Pressure Sensor Circuit Open
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 C1953 Code

1. What are common symptoms of OBDII code C1953 (Brake Master Cylinder Pressure Sensor Circuit Open)?

- Common symptoms include the illumination of the Check Engine light, loss of brake pressure, and potential issues with the vehicle's braking system.

2. What are possible causes of OBDII code C1953?

- Possible causes include a faulty brake master cylinder pressure sensor, damaged wiring or connectors in the sensor circuit, or issues with the sensor's power supply.

3. How can I diagnose OBDII code C1953?

- Diagnosing this code typically involves using a scan tool to retrieve the code, inspecting the brake master cylinder pressure sensor and its connections, and checking for any visible damage or corrosion.

4. Can I continue driving with OBDII code C1953 present?

- It is not recommended to continue driving with this code present, as it may compromise the vehicle's braking performance and safety. It is advisable to address the issue promptly.

5. Is it safe to reset the OBDII code C1953 without repairs?

- While resetting the code may temporarily turn off the Check Engine light, it will not fix the underlying issue causing the code. It is important to diagnose and repair the problem to ensure safe operation of the vehicle.

6. How can I repair OBDII code C1953?

- Repairing this code typically involves replacing the faulty brake master cylinder pressure sensor, repairing damaged wiring or connectors, or addressing any power supply issues related to the sensor.

7. Can a DIY enthusiast fix OBDII code C1953 at home?

- Depending on the level of expertise, a DIY enthusiast may be able to diagnose and fix this code at home by following repair guides, using appropriate tools, and ensuring safety precautions are taken.

8. What are the potential risks of ignoring OBDII code C1953?

- Ignoring this code can lead to brake system malfunctions, compromised braking performance, and safety hazards while driving. It is crucial to address the issue promptly.

9. How much does it cost to repair OBDII code C1953 at a repair shop?

- Repair costs for this code can vary depending on the specific cause of the issue, but it may involve sensor replacement, wiring repairs, and labor costs. It is advisable to consult a professional for an accurate estimate.

10. Can weather conditions affect OBDII code C1953?

- Extreme weather conditions, such as exposure to moisture or extreme temperatures, can potentially impact the brake master cylinder pressure sensor circuit and contribute to the occurrence of this code.

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