B0033
Second Row Left Frontal Stage 3 Deployment Control
What it means
B0033 means Second Row Left Frontal Stage 3 Deployment Control.
Check these first
- An open in the second row left frontal stage 3 squib circuit
- A short to ground on the second row left frontal stage 3 wiring
- Damage to the second row left frontal stage 3 connector
- A failed second row left frontal stage 3 airbag module
- A body control module software fault blocking the stage 3 output
What to do next
- Inspect the second row left frontal stage 3 squib wiring for opens and shorts
- Check the second row left frontal stage 3 connector pins for damage
- Measure second row left stage 3 squib resistance
- Replace the second row left frontal stage 3 airbag if it tests open
- Update or replace the body control module if the output is blocked
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.