2008 Mercedes Benz E320FACTORY OEM SERVICE PROCEDURE

Rollover, function - GF91.60-P-2007T

MODEL 211.0/2 

Rollover 

In the event of a rollover, the restraint systems control unit (N2/7) evaluates the data of the following components:

  • Rollover sensor (integrated in restraint systems control unit)
  • Driver sidebag and windowbag sensor (A53/1)
  • Front passenger sidebag and windowbag sensor (A54/1)
  • Driver-side frontal acceleration sensor (B48/1)
  • Passenger-side frontal acceleration sensor (B48/2)

The following squibs can be triggered in the event of a rollover:

  • Driver emergency tensioning retractor squib (R12/1)

    (up to 31.5.06 (not USA ONLY or JAPAN ONLY ) or

    up to 30.6.06 (only USA ONLY or JAPAN ONLY ))

  • Front passenger emergency tensioning retractor squib (R12/2)

    (up to 31.5.06 (not USA ONLY or JAPAN ONLY ) or

    up to 30.6.06 (only USA ONLY or JAPAN ONLY ))

  • Driver buckle emergency tensioning retractor squib (R46)

    (as from 1.6.06 (not USA ONLY or JAPAN ONLY ) or

    as from 1.7.06 (only USA ONLY or JAPAN ONLY ))

  • Front passenger buckle emergency tensioning retractor squib (R46/1)

    (as from 1.6.06 (not USA ONLY or JAPAN ONLY ) or

    as from 1.7.06 (only USA ONLY or JAPAN ONLY ))

  • Left rear ETR squib (R12/6)
  • right rear ETR squib (R12/7)
  • driver sidebag squib (R12/9)
  • front passenger sidebag squib (R12/10)
  • Left rear sidebag squib (R12/11) (with code (293) Left and right rear sidebag)
  • Right rear sidebag squib (R12/12) (with code (293) Left and right rear sidebag)

The following information is evaluated for monitoring the situation in the vehicle interior:

Left front seat belt buckle status 

If the driver seat belt buckle restraint systems switch (S68/3) detects that a belt latch has not been inserted into the seat belt buckle, the left front emergency tensioning retractor unit or the left front buckle emergency tensioning retractor unit is not deployed.

Right front seat belt buckle status 

If the front passenger seat belt buckle restraint systems switch (S68/4) detects that a belt latch has not been inserted into the seat belt buckle, then the right front emergency tensioning retractor unit or the right front buckle emergency tensioning retractor unit is not deployed.

IMPORTANT There is no seat belt buckle inquiry for the left and right rear seats; as a result, the left and right rear ETR squibs are always triggered.

IMPORTANT For USA ONLY in the event of a rollover, a signal is sent from the restraint systems control unit to the emergency call system control unit (N123/4) and an automatic emergency call transmitted.

Driver/passenger sidebag, component description   GF91.60-P-4039T 
Rear sidebag component description With code (293) Left and right rear sidebag GF91.60-P-4040T 
Rear emergency tensioning retractor component description   GF91.60-P-4043T 
Driver/front passenger buckle emergency tensioning retractor, component description As from 1.6.06 (without code (494) USA version or without code (498) Japan version) or as from 1.7.06 (only for code (494) USA version or only for code (498) Japan version) GF91.60-P-4052T 
Sidebag sensor component description A53/1, A54/1 GF91.60-P-4034T 
Driver-side/front passenger-side frontal acceleration sensor, component description B48/1, B48/2 GF91.60-P-4033T 
Supplemental restraint systems control unit, location/task/design N2/7 GF91.60-P-4018T 
Seat belt buckle switch, component description S68/3, S68/4 GF91.60-P-4045T 
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When to See a Mechanic

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

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