B0030 Possible Causes
- Faulty second row left side airbag
- Second row left side airbag harness is open or shorted
- Poor electrical connection in second row left side airbag circuit
- Faulty Sensing and Diagnostic Module (SDM)
How is B0030 Code Repaired?
Start by checking the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Airbag warning light illuminated
B0030 Meaning
When the ignition switch is turned to RUN position, the Sensing and Diagnostic Module (SDM) performs tests to diagnose critical internal malfunctions. The SDM then performs an out-of-range deployment loop voltage test and a deployment loop resistance measurement test. If the out-of-range voltage test detects a short to voltage, the resistance measurement test will not be performed.