B2290 MAZDA – Occupant Classification System Fault

B2290 MAZDA Possible Symptoms

Air Bag Warning Light ON

B2290 MAZDA Possible Causes

Faulty Occupant Classification System Module (OCSM),Occupant Classification System Module (OCSM) harness is open or shorted,Occupant Classification System Module (OCSM) circuit poor electrical connection

B2290 MAZDA Description

The Occupant Classification System Module (OCSM) monitors the pressure sensor and circuity for faults. If a fault is detected, the OCSM will store DTC B2290 in memory and send a message to the Restraints Control Module (RCM).