Normal Operation
WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The OCS is used to classify the front passenger seat occupant in the event of a deployable impact. Refer to AIR BAG AND SAFETY BELT PRETENSIONER SUPPLEMENTAL RESTRAINT SYSTEM (SRS) .
The OCS module monitors the 2 OCS rails (weight sensors) and circuitry for faults. If the OCS module detects a fault with the sensor(s) or circuitry, it will store DTC B2290 in memory and send a message to the RCM which illuminates the air bag indicator.