What are the common causes of B0085?

An open in the second row right seat belt load limiter squib circuit. A short to ground in the second row right load limiter wiring. Corrosion at the second row right load limiter connector. A second row right load limiter that reads out of range. A restraint control module fault on the second row right load limiter driver.

Check the second row right load limiter connector for corrosion. Test the second row right load limiter squib circuit for opens and shorts. Measure resistance through the second row right load limiter. Inspect the second row right seat belt routing for damage. Replace the second row right load limiter only if the circuit tests good. Clear the code and retest.

B0085

Second Row Right Seat Belt Load Limiter Deployment Control

System: Body control (B code)
Lamp: Airbag Light
Category: Body

What it means

B0085 means Second Row Right Seat Belt Load Limiter Deployment Control.

Check these first

An open in the second row right seat belt load limiter squib circuit
A short to ground in the second row right load limiter wiring
Corrosion at the second row right load limiter connector
A second row right load limiter that reads out of range
A restraint control module fault on the second row right load limiter driver

What to do next

Check the second row right load limiter connector for corrosion
Test the second row right load limiter squib circuit for opens and shorts
Measure resistance through the second row right load limiter
Inspect the second row right seat belt routing for damage
Replace the second row right load limiter only if the circuit tests good
Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.