ECM means "Engine computer module"
No
it is controlled by the ecm
In the fuel tank.
it doesn't have one
A temp sensor
yes
There is no fuel pump inertia switch on a 1999 Dodge Intrepid.
It controls the operation of the transmission.
Yes they will , just change around the valve covers and intake from the new to the old.
Bad bearing Bad valve
the little six pin blue connecter under the left side of the dash
I just replaced the ECM and the code went away. I was not able to read any of the sensors on the engine with the scan tool. Once the ECM was replaced, everything was OK>