Inspection Procedure

REPLACE MAYDAY BATTERY (BACKUP BATTERY)
1. Replace the mayday battery.
2. Perform registration (see REGISTRATION ).
3. Check for DTC again (see DTC CHECK/CLEAR ).
  OK: Current DTC 6-1 is not output.
  
  NG: PERFORM REGISTRATION AGAIN (See REGISTRATION )
  
  OK: CLEAR HISTORIC DTC (See DTC CHECK/CLEAR )