July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Code 52 - CALPAK

Ensure all pins are fully inserted in the socket. If pins are fully seated, replace CALPAK. Clear memory and recheck system. See CLEARING TROUBLE CODES in this article. If Code 52 reappears, replace ECM. Clear codes and confirm closed loop operation. Ensure CHECK ENGINE light is off.