Self Shut Down (SSD) Mode
WARNING: This page is about a different car, the 2006 Acura MDX, 2005 Acura MDX, 2004 Acura MDX, and 2003 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
After the ignition switch is turned OFF, the PCM stays on for up to 15 minutes. If the PCM connector is disconnected during this time, the PCM may be damaged, To cancel this mode, disconnect the negative cable from the battery or jump the SCS line with the HDS after turning the ignition switch OFF.