On-Vehicle Tests: Notes
WARNING: This page is about a different car, the 2004 Mazda 6 and 2003 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
To avoid damage to the internal parts (power transistor) of the generator, do NOT apply direct battery positive voltage to the generator terminal "D".
NOTE:
Prior to performing generator testing, turn OFF all electrical components. Place transmission in Neutral and apply parking brake.