Other information:
System Operation
Programmable Module Installation (PMI)
PMI is a diagnostic scan tool process which configures settings in a new module. Data used for the PMI
process is automatically downloaded from the original module and
stored when a diagnostic scan tool session is started. If this data
cannot be retrieved from the module being replaced, the diagnostic scan
tool may prompt for Config..
Inspection
Cratering - fatigue failure
Spot glazing - incorrect seating
Scratching - dirty engine oil
Base exposed - poor lubrication
Both edges worn - journal damaged
One edge worn - journal tapered or bearing not seated
..