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Home >> BMW >> 2005 >> 525i Standard >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Audio, Navigation, Anti-Theft And Restraints - Repair >> Airbag Control Units, Airbag Sensors >> 65 77 600 Replacing sensor mat (OC3 mat) for passenger seat occupancy detector

65 77 600 Replacing sensor mat (OC3 mat) for passenger seat occupancy detector

WARNING: US/CDN front passenger seat (with OC3 mat) only:
The OC3 mat can only be removed in conjunction with the padding from the seat cover.
If OC3 mat or padding is defective, both parts may only be replaced together.
After fitting seat cover, enable OC3 mat with BMW diagnosis system.

The operation for removing the OC3 mat is described in: 

Enabling seat occupancy detector (OC3 mat): 

NOTE: The comfort seat with air conditioning is shown.

Remove sensor mat for driver's seat occupancy detector (1) from support (2).

IMPORTANT: To avoid malfunctions, make sure sensor mat (1) is cleanly laid:

This operation is described in:

Replacing SENSOR MAT FOR DRIVER'S SEAT OCCUPANCY DETECTOR .

Fig 1: Identifying Sensor Mat For Driver Seat Occupancy Detector
G04769061Courtesy of BMW OF NORTH AMERICA, INC.