P1316 Code on 7.3 Powerstroke: Meaning & How To Fix
The 7.3 Powerstroke engine has various codes, including the P1316 code. What does that code mean, and how do you fix it? The P1316 code on a 7.3 Powerstroke engine means that you have a defective Injector Driver Module (IDM). It may also indicate a faulty circuit in the IDM wiring harness or something wrong …