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DTC B0103/12: Short to B+ in Driver Side Squib Circuit: Description

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

The driver side squib circuit consists of the center airbag sensor, the spiral cable and the steering wheel pad.

The circuit instructs the SRS to deploy when deployment conditions are met.

DTC B0103/12 is recorded when a B+ short is detected in the driver side squib circuit.

DIAGNOSTIC TROUBLE CODE TABLE

DTC No. DTC Detection Condition Trouble Area
B0103/12
  • Short circuit in driver side squib circuit (to B+)
  • driver side squib malfunction
  • Spiral cable malfunction
  • Center airbag sensor assembly malfunction
  • Steering wheel pad (driver side squib)
  • Spiral cable
  • Center airbag sensor assembly
  • Dash wire
  • Column wire