The former Charlton and Newcastle midfielder joined Neil Warnock's squad on a free transfer during the summer.
It is looking increasingly like an inspired piece of business by the Palace boss with Ambrose having scored three times in six league starts this season - including the winner against Derby on Saturday.
"I am enjoying myself again, I am enjoying playing," he told News Shopper. "I love scoring goals, I think I am showing that and hopefully I can do it even more.
"It was a bad year last year with results and performances but I am back now and scoring goals, so I am really pleased.
"I think there is more to come still performance-wise. I will try and get on the ball a bit more, but I am really enjoying it."