Occupant Classification System (OCS).
Check the Passenger Seat Harness wires chafed, pierced, pinched, partially broken or Passenger Seat Harness connector terminals broken, bent pushed out, spread, corroded, contaminated.
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 pins.
The cost to diagnose the U1419 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
At ignition on the Occupant Classification Module (OCM) supplies 5 volts to power up the Left Front Passenger Seat Weight Sensor. Every time the sensor is powered up it sends an initialization message containing the sensor serial number to the OCM. If the Left Front Passenger Seat Weight Sensor 5 volt supply is temporarily interrupted resulting in the sensor powering up more than one time in the same ignition cycle the Diagnostic Trouble Code (DTC) will be set.
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