FixVault
Home
›
Geo
›
1992
›
Tracker Base, 4WD, Standard
›
Repair and Diagnosis (Single Page)
›
Engine Performance
›
Theory and Operation
›
Engine Controls - Theory & Operation
›
Computerized Engine Controls
›
Input Devices
›
Ignition Reference Signal (Storm)
Ignition Reference Signal (Storm)
Ignition module sends a signal to ECM for calculating spark advance and fuel delivery.