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Genel OBD2
🟡 Medium

P0571

Brake Switch A Circuit Malfunction

The P0571 diagnostic trouble code (DTC) indicates a Brake Switch A Circuit Malfunction. The ECM has detected an electrical break or high resistance in the wiring or components, preventing the signal from completing its loop.
Brand
Genel OBD2
Fault Code
P0571
Severity
🟡 Medium
Models
Tüm marka ve modeller

🛠️ Diagnostic Overview

Difficulty Level
🛠️🛠️ Medium (Moderate)
Estimated Time
⏱️ 1-2 Hours

🧰 Required Tools

  • ✓ Digital Multimeter
  • ✓ Socket Wrench & Hand Tools
  • ✓ Electrical Contact Cleaner Spray
  • ✓ Replacement Fuses
⚠️ Possible Causes
  • • Faulty brake light switch
  • • Wiring fault
  • • Blown fuse
  • • Loose connector
🔧 Recommended Fixes
  • → Replace brake light switch
  • → Check fuse
  • → Inspect wiring
‹ View All OBD2 Fault Codes