"But he kept going out there, forcing it," Bochy said. "He realized he would have benefited from a day off here or there."
Pence, 31, played all but 23 defensive innings last year. His consecutive-games streak is the third-longest in franchise history, behind Bill Terry (468, 1930-33) and George Burns (459, 1915-17).
Pence had plenty of energy before Tuesday's first full-squad workout, as he delivered what several people described as a "passionate" talk to his teammates. Pence wasn't available for comment while the clubhouse was open to reporters.
Chris Haft is a reporter for MLB.com. Read his blog, Haft-Baked Ideas, and follow him on Twitter at @sfgiantsbeat. This story was not subject to the approval of Major League Baseball or its clubs.