Home >> Mitsubishi >> 2008 >> Lancer Evolution MR >> Repair and Diagnosis (Single Page) >> Body & Frame >> Ignition Switch/Steering Lock >> Chassis Electrical - Lancer Evolution (4 Of 5) >> Hands-Free Cellular Phone System >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC B2468: Microphone Input Short To Batt; DTC B2470: Microphone Input Short To Ground >> Probable Causes