Technical Concern: The technician confirms the MIL and notes P0C4700 is present in the high-voltage battery.
Service Information: In many cases, technicians noted one or more of the following root causes:
a) Corrosion on Ground Pin 6B (See figures 1 and 2.)
b) Corrosion on the connector to the secondary low temperature coolant pump.
c) A bad ground or otherwise unsound wiring.