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P0A3B - Generator Over Temperature

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P0A3B - GENERATOR OVER TEMPERATURE

Description:  The generator motor coil temperature sensor has indicated an over temperature condition.
Possible Causes: 
  • Low automatic transaxle fluid level
  • Motor electronics cooling system concerns
  • The vehicle was driven beyond its design specifications
  • Damaged transaxle
  • Damaged TCM
Diagnostic Aids:  Verify the automatic transaxle fluid level is correct. Refer to AUTOMATIC TRANSAXLE/TRANSMISSION - ELECTRONICALLY CONTROLLED CONTINUOUSLY VARIABLE TRANSMISSION (ECVT) .
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All   - - refer to PINPOINT TEST TL .