C0048
Brake Booster Travel Sensor
C0048 is an OBD-II diagnostic trouble code meaning: Brake Booster Travel Sensor. Common causes: brake booster stroke sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.
Symptoms
- Increased brake pedal travel
- Reduced braking performance
- Check Engine light comes on
- Unstable operation of the brake system
Causes
- Brake booster stroke sensor malfunction
- Open or short circuit in wiring harness
- Contact contamination or oxidation
- Problems with the brake ECU
How to Fix
- Check the brake booster stroke sensor for mechanical damage
- Check the integrity of the wiring harness and contacts
- Clean contacts from dirt and oxides
- Replace sensor if necessary
- Check the operation of the brake system after repair
Related codes
Error C0048 by Vehicle Brand
FAQ
What does the C0048 code mean?
C0048 is an OBD-II diagnostic trouble code that indicates: Brake Booster Travel Sensor
What causes a C0048 error code?
The most common causes of C0048 include: Brake booster stroke sensor malfunction; Open or short circuit in wiring harness; Contact contamination or oxidation; Problems with the brake ECU.
How do I fix a C0048 diagnostic trouble code?
To fix C0048: Check the brake booster stroke sensor for mechanical damage. Check the integrity of the wiring harness and contacts. Clean contacts from dirt and oxides. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C0048?
Limited driving only, diagnose soon
How much does it cost to fix C0048?
The estimated repair cost for C0048 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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