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Fault Code B0112

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

B0112

B0112 Front Left Seat Belt Pretensioner Circuit Short to Battery

Severity: Critical

This code indicates a short circuit to battery voltage in the left front seat belt pretensioner. This fault can cause unintended activation or prevent activation. Safety restraint system repairs should only be performed by a qualified garage.

Part Details

Part Name

Front Left Seat Belt Pretensioner

Reference P/N (OEM)

N/A

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

Estimated Cost

₪700 - ₪2000

Engine Location

Front left seat belt pretensioner circuit

Symptoms

  • Airbag (SRS) warning light illuminated
  • Pretensioner disabled
  • Unintended pretensioner activation (rare)
  • Warning message on dashboard

Possible Causes

  • 1Damaged or chafed wiring touching power
  • 2Internal pretensioner short to battery voltage
  • 3Faulty airbag (SRS) control module

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