All codes/B0025

B0025

Left Side Deployment Stage 2 Control

Moderate severity

A fault is detected in the deployment control for the second stage of the left side airbag, used in vehicles with two-stage side restraint systems.

A fault is detected in the deployment control for the second stage of the left side airbag, used in vehicles with two-stage side restraint systems.

Common causes

  • Stage 2 squib circuit fault

    One of the most commonly reported causes for this code — check this first.

    high

    Typical part cost: $170-1100

  • Corroded connector

    A plausible cause — test and verify before replacing parts.

    medium

    Typical part cost: $170-1100

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First things to check

  1. 1Confirm the code with a scan tool and check for additional related codes.
  2. 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does B0025 mean?

B0025 means "Left Side Deployment Stage 2 Control". It is a generic OBD-II code that points to a fault in the body.

What are the most common causes of B0025?

stage 2 squib circuit fault; corroded connector — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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