LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 1983 >> Wagoneer Base, 4.2 C, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 4.2L Feedback Carburetor System >> Operation >> Ignition Advance Control

Ignition Advance Control

A vacuum operated electrical switch is used to electronically retard the ignition timing advance during certain phases of engine operation.