B004B
Third Row Right Frontal Stage 3 Deployment Control
What it means
B004B means Third Row Right Frontal Stage 3 Deployment Control.
Check these first
- An open in the third row right frontal stage 3 squib circuit
- A short to ground on the third row right frontal stage 3 wiring
- Damage to the third row right frontal stage 3 connector
- A failed third row right frontal stage 3 airbag module
- A sensing and diagnostic module software fault blocking the output
What to do next
- Inspect the third row right frontal stage 3 squib wiring for opens and shorts
- Check the third row right frontal stage 3 connector for damage
- Measure third row right stage 3 squib resistance
- Replace the third row right frontal stage 3 airbag if it tests open
- Update or replace the sensing and diagnostic module if the output is blocked
- Clear the code and retest
Look up another code
Enter a full code or a symptom. Press / to search. How to read a code
Type a code above, or start from a symptom or a common code.
Updated
Generic SAE J2012 definition. Last updated 2026-10-10.