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Home >> BMW >> 2025 >> 230i >> Repair and Diagnosis >> External Pages >> Different car >> Section 174 (Audio, Navigation, Anti-Theft And Restraints - Repair) >> Airbag Triggering Unit, Diagnostics >> 65 77 551 Removing and installing impact sensor for left or right side airbag (multiple restraint system 4)

65 77 551 Removing and installing impact sensor for left or right side airbag (multiple restraint system 4)

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW 330xi, 2005 BMW 330i, and 2005 BMW 330Ci. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Note airbag safety instructions! Refer to REMOVAL & INSTALLATION . Incorrect handling can activate airbag and cause injury.

Turn ignition key to 0 position.

Remove front seat. See 52 13 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT SEAT (NORMAL/MANUAL)

Remove entrance cover strip. See 51 47 000 REMOVING AND INSTALLING/REPLACING FRONT (INSIDE) LEFT OR RIGHT ENTRANCE COVER STRIP

Saloon/Sedan, Touring: 

Fold up carpet in area of front seat. If necessary, remove rear compartment heating duct.

Fig 1: Remove Rear Compartment Heating Duct (Saloon/Sedan, Touring)
G03166221Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug.

Fig 2: Disconnecting Plug
G03166222Courtesy of BMW OF NORTH AMERICA, INC.

Release screws and remove impact sensor for side airbag.

Fig 3: Removing Impact Sensor For Side Airbag
G03166223Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Arrow (1) on impact sensor for side airbag must point to sill.

Observe tightening torque, 5.5 N.m.

Coupe, convertible, compact: 

Remove cable strap (1).

Fig 4: Removing Cable Strap
G03166224Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew clip (2).

Fold up carpet in area of front seat.

Disconnect plug connection (1).

Release screws (2) and remove impact sensor for side airbag.

Installation: 

Arrow (3) on impact sensor for side airbag must point to sill.

Observe tightening torque, 5.5 N.m.

Fig 5: Removing Impact Sensor For Side Airbag
G03166225Courtesy of BMW OF NORTH AMERICA, INC.