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Fault Code B0240

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

B0240

Seatbelt Pretensioner Circuit (Driver Side)

Severity: Critical

This code indicates a fault in the driver's side seatbelt pretensioner circuit. The pretensioner rapidly tightens the seatbelt during a crash, and this code means it will not activate.

Part Details

Part Name

Seatbelt Pretensioner

Reference P/N (OEM)

N/A

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

Estimated Cost

₪800 - ₪2500 (repair only at an authorized garage)

Engine Location

Typically located at the base of the B-pillar or within the seatbelt retractor

Symptoms

  • Airbag/seatbelt warning light illuminated
  • Seatbelt feels too loose
  • Unusual noises from the seatbelt area
  • No rapid seatbelt tightening in emergency conditions

Possible Causes

  • 1Faulty or malfunctioning seatbelt pretensioner
  • 2Damaged or shorted wiring
  • 3Loose connection or corrosion
  • 4Faulty airbag control module

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