What was found
MAIN EXIT SIGN/LIGHT: MAIN CABIN EXIT LIGHT ON THE BOTTOM LEFT REAR SIDE IS INOP. CORRECTIVE ACTION: REMOVED THE MAIN CABIN DOOR EXIT LIGHT AND FOUND IT NOT CONNECTED. COULD NOT LOCATE THE AIRFRAME CONNECTOR THROUGH THE MOUNTING HOLE IN THE INTERIOR. REMOVED THE LEATHER COVERING FROM THE AFT SIDE OF THE CABIN DOOR DIVIDER WALL. LOCATED THE AIRFRAME WIRING. ROUTED AS NEEDED. CONNECTED EXIT LIGHT. OPS CHECK GOOD. INSTALLED THE EXIT LIGHT. IAW CE680A MM 33-5CHJ0, CSPM 20-30-20