Restraints Control Module: Notes

The RCM is installed on the top of the transmission tunnel, in line with the B pillars, and controls operation of the SRS. The main functions of the RCM include:

• Crash detection and recording.
• Air bag and pretensioner firing.
• Self test and system monitoring, with status indication via the air bag warning indicator and non volatile storage of fault information.

The RCM determines which elements of the SRS are to be deployed by using two internal areas: