AutoCodes – Generic – C0048

C0048 Code - Brake Booster Travel Sensor

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Brake Booster Travel Sensor. Common causes include Faulty Brake Booster Travel Sensor, Brake Booster Travel Sensor harness is open or shorted, Brake Booster Travel 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: C0048 indicates Brake Booster Travel Sensor.
Common causes: Common causes include Faulty Brake Booster Travel Sensor, Brake Booster Travel Sensor harness is open or shorted, Brake Booster Travel 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 13,591

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 02, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C0048 Description

The Anti-Lock Brake System (ABS) Module monitors the Brake Booster Travel Sensor. The ABS Module sets the OBDII code when the Brake Booster Travel Sensor is not to factory specifications.

OBDII Code C0048 - Brake Booster Travel Sensor - AutoCodes.com — C0048 Code - Brake Booster Travel Sensor

What does this mean?

What are the Possible Causes of the DTC C0048?

Faulty Brake Booster Travel Sensor
Brake Booster Travel Sensor harness is open or shorted
Brake Booster Travel Sensor circuit poor electrical connection

How to Fix the DTC C0048?

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 C0048 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 C0048 code?

Need more information on how to fix the C0048 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0048 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 C0048 Code

1. What are common symptoms of OBDII code C0048 related to the brake booster travel sensor?

- Common symptoms include soft or spongy brake pedal feel, inconsistent brake response, and the illumination of the ABS warning light.

2. What causes OBDII code C0048 to trigger in relation to the brake booster travel sensor?

- The code is typically triggered by a malfunction or failure of the brake booster travel sensor, which can be caused by electrical issues, sensor damage, or sensor misalignment.

3. How can I diagnose the brake booster travel sensor issue associated with OBDII code C0048?

- Diagnosis involves conducting a visual inspection of the sensor, checking for any wiring damage, testing the sensor's functionality with a multimeter, and verifying sensor alignment.

4. Can I drive my vehicle with OBDII code C0048 related to the brake booster travel sensor?

- It is not recommended to drive the vehicle with this issue, as it can affect brake performance and safety. It is advisable to address the problem promptly.

5. What are the potential risks of ignoring OBDII code C0048 and not repairing the brake booster travel sensor?

- Ignoring the code can lead to brake system malfunctions, reduced braking efficiency, and an increased risk of accidents due to compromised braking performance.

6. How can I repair OBDII code C0048 related to the brake booster travel sensor?

- Repair involves replacing the faulty brake booster travel sensor with a new one, ensuring proper sensor alignment, and clearing the error code from the vehicle's system.

7. Are there any DIY tips for troubleshooting OBDII code C0048 associated with the brake booster travel sensor?

- DIY tips include checking the sensor wiring for any visible damage, ensuring the sensor is securely mounted, and testing the sensor's resistance and output voltage.

8. Is it necessary to reset the error code after fixing the brake booster travel sensor issue related to OBDII code C0048?

- Yes, it is essential to reset the error code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes to clear the code from the system.

9. How long does it typically take to replace the brake booster travel sensor to resolve OBDII code C0048?

- The replacement process can vary depending on the vehicle make and model, but it usually takes around 1-2 hours to replace the brake booster travel sensor.

10. Can a mechanic help diagnose and repair OBDII code C0048 linked to the brake booster travel sensor?

- Yes, a qualified mechanic can assist in diagnosing the issue using specialized tools, performing the necessary repairs, and ensuring the proper functioning of the brake booster travel sensor.