# WHEN REMOVING,INSTALLING,REPAIRING OR REPLACING PARTS > PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED / RECONNECTED

Necessary Procedures | Effect / Inoperative Function When Necessary Procedures are not Performed
Correct the steering angle neutral point | Parking assist monitor system
Back door lock | Power door lock control system

NOTICE:

  When the auxiliary battery is replaced or the cable is disconnected from its negative (-) battery terminal, the ISC learning value will be initialized and symptoms as a loud rattle from the hybrid vehicle transaxle assembly may occur until ISC learning is performed. Therefore, perform ISC learning when the auxiliary battery is replaced or the cable is disconnected from the negative (-) terminal of the auxiliary battery.