📖 What Does C0120 Mean?
Symptoms
- • Spongy brake pedal
- • low brake fluid level
- • brake warning light on
Common Causes
- • Faulty brake pressure sensor
- • clogged brake fluid lines
- • air in brake system
Possible Solutions
1. Check brake fluid level and top off as needed. 2. Bleed brake system to remove air. 3. Replace faulty brake pressure sensor.
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❓ Common Questions About C0120
Can I drive with code C0120?
You can drive for a short time, but should address code C0120 soon to avoid worsening the problem or failing an emissions test.
How much does it cost to fix C0120?
The estimated repair cost for code C0120 is between $100 and $300. This includes parts and labor for most makes and models.
Is this code easy to fix myself?
This repair is considered moderate. It may require specialized tools or significant disassembly. Professional help is recommended if you aren't an experienced DIYer.
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View Best Sellers ↗Related Diagnostic Codes
Other codes that may appear with C0120
C0118: Wheel Speed Sensor Malfunction
C0119: ABS System Malfunction
C0121: Left Front Suspension Strut Friction Bushing Fault
C0122: Steering Column Position Sensor Circuit Malfunction
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system