In a 2015 Jeep Wrangler, the Powertrain Control Module (PCM) is typically located on the driver's side of the engine compartment, near the battery. It is housed in a plastic enclosure and can be identified by its electrical connectors. Accessing the PCM may require removing some components, such as the air intake or other obstacles, for better visibility and reach.
A 1997 Wrangler doesn't have a BCM. (body control module) It does have a PCM (powertrain control module) which is behind the battery.
The passenger side right behind the battery on the firewall. cant miss it
It is there to detect detonation or ( knocking ) and the information is used to adjust timing by the pcm.
Yes, the Pcm memory will be cleared with each disconnect.
PCM
Yes
It means the battery has been disconnected from the pcm with in the last 50 key on cycles
it is located inside the hood on the left side along the firewall
I own a 92 and a 93 and no governor on either and I have never heard of one on any jeep The PCM (engine computer) will limit top speed.
it is located inside the hood on the left side along the firewall
Powertrain Control Module The computer on the passenger firewall, it controls all the sensors, meaning the crankcase, camshaft sensor and son on
The PCM is located on the firewall behind the coolant reservoir on the passenger side of the vehicle. Most notably are 3 large connectors.