ERC Car Audio/NAVI Unlocker - Unlock Your Car's Audio and Navigation Units ERC Car Audio/NAVI Unlocker is a companion app of ERCUnlocker.com to unlock the full potential of your car's audio and navigation units with ERC Car Audio/NAVI Unlocker for the Japanese-built cars. What is ERC Unlock Code? Discover the power of ERC Unlock Code. If your audio or navigation unit is locked due to a dead battery or repairs, this app provides the solution. Unlock your unit's radio, CD player, DVD player, Blu