F 250 4WD Super Duty V8-7.3L DSL Turbo VIN F (2001)
Injector Driver Module Relay: Description and Operation
Diesel PCM Input
Injector Driver Module Feedback
The Injector Driver Module (IDM) provides an EF signal to the PCM which confirms that correct timing/duration of the PCM command was received
by the IDM. The EF signal is also used to send diagnostic information about the IDM and fuel injector circuitry.
