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Fault Code B0310

Code meaning, symptoms, possible causes, part number, and estimated cost.

B0310

Seatbelt Buckle Switch (Driver Side)

Severity: Low

This code indicates a fault in the driver's side seatbelt buckle switch. This switch detects if the seatbelt is buckled or not, which is crucial for correct airbag system operation and warnings.

Part Details

Part Name

Seatbelt Buckle Switch

Reference P/N (OEM)

N/A

General part number for this fault code — not necessarily for your specific vehicle

Estimated Cost

₪300 - ₪800

Engine Location

Inside the driver's seatbelt buckle

Symptoms

  • Seatbelt warning light on even when buckled
  • Unbuckled seatbelt chime doesn't stop
  • Airbags may not deploy correctly in an accident
  • Error message on dashboard

Possible Causes

  • 1Faulty or broken buckle switch
  • 2Broken or shorted wiring to the switch
  • 3Dirt or liquids inside the buckle
  • 4Corrosion in connectors

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