The security light should come on briefly as the engine is started. If it does not come on, have the vehicle serviced by your dealer. If the system is working normally, the indicator light turns off.
If the light stays on and the engine does not start, there could be a problem with the theft-deterrent system. See Immobilizer Operation.
Transmission Case Cleaning and Inspection Automatic Transmission Unit
Transmission Case Cleaning and InspectionCalloutComponent NameCaution:Do not use abrasive pads or bristle devices to clean thesealing surfaces. Abrasive pads produce a fine grit that can effecttransmission function. Abrasive pads can also remove enough metalto create oil leaks.Caution:After cleaning ...