Mazda 6 Service Manual: No.9 abnormal shifting

No.8 does not shift to fourth gear (4gr)

No.10 frequent shifting

Other materials:

Mazda 6 Service Manual: Battery Maintenance
To get the best service from a battery: Keep it securely mounted. Keep the top clean and dry. Keep terminals and connections clean, tight, and coated with petroleum jelly or terminal grease. Rinse off spilled electrolyte immediately with a solution of water and baking soda. If th ...

Mazda 6 Service Manual: Disconnection of the negative battery cable
Before beginning any work, turn the ignition switch to LOCK position, then disconnect the negative battery cable and wait for more than 1 minute to allow the backup power supply of the SAS unit to deplete its stored power. Disconnecting the battery cable will delete the memories of the ...