B004B

Third Row Right Frontal Stage 3 Deployment Control

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$56–167 (est.)

Symptoms

Airbag light is on
Diagnostic system shows error B004B
Possible problems with other airbags

Causes

Open or short circuit in wiring harness
Airbag squib malfunction
Problems with the restraint control module
Contact corrosion

How to Fix

Conduct diagnostics of the passive safety system
Check the integrity of the wiring harness and contacts
Replace faulty squib or wiring harness
Reflash or replace the control module if necessary

Related codes

B004A B004C B0050