Occupant Classification System Malfunction
Table of contents
B1123 LEXUS Possible Causes
- Occupant classification system
- Airbag sensor assembly center
- Right front seat wire
How do I fix code B1123 LEXUS?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the B1123 LEXUS code
The cost of diagnosing the B1123 LEXUS code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
When is the code detected
The B1123 code is recorder when a malfunction is detected in the occupant classification system.
Possible Symptoms
- Airbag Warning Light ON
B1123 LEXUS Description
The occupant classification system circuit consists of the airbag sensor assembly center and the occupant classification system.
If the airbags sensor assy center receives signals from the occupant classification ECU, it determines whether or not the front passenger airbag assy and the front seat airbag assy sight should be operated.