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Home >> BMW >> 2001 >> M3 2D Convertible >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Passive Safety Systems - Technical Training (E46) >> Passive Safety Systems >> Multiple Restraint System (MRS III) >> Triggering Thresholds >> Fuel Pump Shut-Down
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Fuel Pump Shut-Down

The MRS III system is linked via the K-Bus/CAN Bus to the Engine Control Module for deactivation of the fuel pump. The MRS III will signal the DME over the K-Bus through the instrument cluster and CAN Bus to shut off the fuel pump in the event that any crash threshold is exceeded.