It is vital to provide potency at all times to the majority of behind mould vehicles to grasp the cognizance alive on all the regional computers. Most vehicles hold in excess of four computers operating contradistinct aspects of accustomed vehicle action or security. When the potentiality is disconnected, the computers are liable to lose their memories and devoir to be reprogrammed. Although this can be done, it is a essential hurt that can easily be avoided. For example, a BMW Testament lose the dead-eye for the sunroof, door locks, automatic down window, seats and unused mapping. GPS security will need to be re-coded, the radio re-coded, and the automatic climate control, to name a few.
1. Install the battery and install the positive terminal first followed by the negative terminal.4. Start the vehicle first and then remove the memory saver.
2. Disconnect the battery negative terminal followed by the positive terminal.
3. Plug the memory saver into the cigarette lighter. If you have purchased the type that plugs into the OBD port do so at this time. The OBD (on board diagnostics) port is generally located under the dash just to the left of the steering column. Some foreign cars such as Toyota prefer to conceal the port behind the coin tray on the dash or below an ashtray.