The Chihuahua has quite a good temperament. They make excellent companion dogs, and are very courageous, lively, proud, and most of all, enterprising. Many people enjoy their Chihuahua's for a lot of different reasons. While they are extremely affectionate they are also incredibly smart and may even be affectionately known as manipulative.
chihuahua's are smart animals, they may be slightly difficult to train, but when they want to learn they will do it quickly and efficiently. They respond well to proper training that includes positive reinforcement and affection.