LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 1990 >> Bronco II RWD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Idle Speed Control Operation >> Idle Speed Control (ISC) Motor
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Idle Speed Control (ISC) Motor

This DC motor controls idle speed according to signals from ECA. Idle speed motor also controls high cam RPM, anti-diesel shutoff, dashpot and pre-positioning for next vehicle start-up. The ISC includes an integral Idle Tracking Switch (ITS) which sends idle position signal to ECA.