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

7.3L Diesel Engines

Injector timing is controlled through Injector Driver Module (IDM) interface with PCM and no adjustment is possible. If system is not operating properly, complete a thorough basic inspection and self-test to confirm correct operation of sub-system contribution to injector timing. See SELF-DIAGNOSTICS - EEC-V (DIESEL) article.