Mitsubishi Multi Communication System Reset Repack Site

Remove the negative cable from the battery post and isolate it safely away from metal.

A soft reset clears the temporary cache memory of the unit without deleting any of your saved data, radio presets, or navigation favorites. This is the best first step for a frozen screen. The Power Button Method

Press and hold both the and Map buttons at the same time. mitsubishi multi communication system reset

A blown fuse can cut power to the MMCS. Locate your interior fuse box (usually under the driver’s side dash or behind the glove box). Look for fuses labeled , RADIO , MMCS , or CIGAR (cigarette lighter often shares a circuit). Replace any blown 10A or 15A fuse.

For those comfortable with a more hands-on approach, the Service Menu provides access to diagnostic features and advanced settings. , as making changes without knowing their purpose could affect system functionality. Remove the negative cable from the battery post

Understanding the root cause can help you choose the right solution.

If your screen remains black or shows distorted colors after a reset: The Power Button Method Press and hold both

Start the vehicle; the MMCS will take longer than usual to boot up during this cycle.

If you want to clear all stored addresses, paired phones, and customized vehicle settings, you need to perform a Factory Reset through the system menu. Press the Settings or Setup button. Select System .