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Fault Code B0315

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

B0315

Seatbelt Buckle Switch (Passenger Side)

Severity: Low

This code indicates a fault in the passenger's side seatbelt buckle switch. This fault can affect seatbelt warnings and the correct operation of the frontal airbag system.

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 passenger's seatbelt buckle

Symptoms

  • Seatbelt warning light on even when the passenger is buckled
  • Unbuckled seatbelt chime activates without reason
  • Airbag control module shows an error
  • Airbags may not operate as required

Possible Causes

  • 1Faulty buckle switch
  • 2Wiring damage or short circuit
  • 3Dirt or foreign objects in the buckle
  • 4Corrosion or rust in the switch

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