OEM 2005 Mercury Grand Marquis Air Bag Control Module

2005 Mercury Grand Marquis Air Bag Control Module Parts Questions & Experts Answers

• Q: What precautions should be taken when servicing the air bag control module and ensuring the proper installation of the restraints control module (RCM) on 2005 Mercury Grand Marquis?

  A: Safety glasses must be worn while servicing the air bag control module because accidental deployments present a danger to personal safety. Correct system operating performance depends heavily on how the restraints control module RCM is oriented. The RCM must be replaced after any collision that harmed the center tunnel regardless of the air bags deploying. Upon replacement restore the mounting area to the original state. The operation of memory saver devices creates additional personal injury risks during installation. Correct system operation demands proper tightening of the RCM retaining bolts because electronic modules are vulnerable to static electricity that might result in damage. When the ignition is ON the air bag warning lamp will turn on revealing that the RCM fuse has been removed but this normal behavior does not represent a failure condition. Installation of the correct RCM must take place before returning the vehicle to guarantee that no erroneous DTCs appear while performing a full operational test of the SRS system. The repair method consists of adding a new component but when the problem endures reinstall the initial element then conduct diagnosis again. When you have floor shifter transmission put the brake on, select position one on the transmission and disable the system power. First remove the pin-type retainer as well as the carpet patch while releasing the retaining clips to detach the storage compartment. Start by disconnecting the electrical connector from the power point before taking out the storage compartment. Usage of retaining clips will allow removal of the finish panel on the floor console. Detach the RCM bolts and disconnect the big RCM electrical connector after pinching its thumb tab and pivoting the connector position assurance lever backward then extracting the connector. The installation of the RCM begins with disconnecting its small electrical connector through pushing down on the retaining tab after which you remove the bolt and remove the RCM from its slot. Installation of the RCM begins with positioning it under the instrument panel in the center tunnel area then securing the bolts followed by connecting the small electrical connector as you ensure the connector position assurance lever is completely extended. Tighten the large RCM electrical connector under light pressure until an audible sound signals proper connection and then activate the connector position assurance lever. Installing vehicles with column shifters requires users to attach the ashtray bracket followed by securing retaining clips and screws before putting back the ashtray. Before engaging the transmission in PARK and releasing the parking brake, vehicles with floor shifters must establish connecting the storage compartment power point electrical connector followed by installation of the storage compartment and floor console finish panel when completed. After placing the carpet patch in position you should install the pin-type retainer and then repower the system.