Automotive leather can be treated like other fine leather furniture. There are a number of excellent leather cleaners and protectants commercially available. Remember that leather is a skin. Any extremes can contribute to deterioration. Avoid extreme heat and cold, excessive water and dryness.
Tools & Technique:
To clean interior automotive leather wipe spills with a damp cloth. Apply protectant regularly to keep leather moist and supple. An occasional wipe with a damp rag will help in removing surface residue, which over time can leave a soiled appearance.
There is also more cleaners on the market, they are colon cleansers.