P1670 Code: Easy Steps to Solve It
The P1670 trouble code is a diagnostic code that indicates a communication error between the Powertrain Control Module (PCM) and the Injector Driver Module (IDM) in certain vehicle models, particularly in Ford diesel engines. This code is often associated with starting issues and can be triggered by various electrical and mechanical problems within the engine management system. P1670 Code Meaning P1670 Code Common Causes Electronic