Occupant Classification System (OCS)

2005 Dodge and Ram Magnum R/T, AWDSECTION Occupant Classification System (OCS)

After an impact event, either front, rear, or side, the OCS system components need to be inspected and replaced if found to be damaged.

This includes:

  1. Occupant Classification Module (OCM)
  2. Passenger Airbag Disabled Indicator
  3. Seat Weight Sensor
WARNING: Never replace both the Occupant Restraint Controller (ORC) and the Occupant Classification Module (OCM) at the same time. If both require replacement, replace one, then perform the (Refer to AIRBAG SYSTEMΒ ). before replacing the other. Both the ORC and the OCM store Occupant Classification System (OCS) calibration data, which they transfer to one another when one of them is replaced. If both are replaced at the same time, an irreversible fault will be set in both modules and the OCS may malfunction and result in personal injury or death.

Whether replaced or not, the OCS must be re-zeroed to make sure that the system in within proper parameters to sense the occupants weight correctly.

WARNING: Do not connect the battery negative cable (Refer to AIRBAG SYSTEMΒ ). . Personal injury or death may result if the system test is not performed first.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.