The top brass of Maruti Udyog Ltd, India's largest carmaker, is in Japan to work out with its parent Suzuki Motor Corp the details of the action plan for the mega Rs 6,000 crore (Rs 60 billion) investment announced recently.

An MUL team led by Managing Director Jagdish Khattar is currently in Hamamtsu (Suzuki headquarters) to hold a series of meetings with the Suzuki top management, sources said.

The MUL, which is 54.2 per cent owned by Suzuki, has announced injecting a massive Rs 6,000 crore, one of the major investments in Indian automobile industry in the recent past, in setting up a new car plant and a diesel engine manufacturing unit.