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Home >> Geo >> 1993 >> Tracker Base, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - System/Component Tests >> Ignition System >> Timing Control Systems >> Electronic Ignition Timing Advance
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Electronic Ignition Timing Advance

Ignition timing is controlled by Electronic Control Module (ECM). Testing information is not supplied by manufacturer. If crank angle sensor fails, a trouble code may be set. See TESTS W/CODES article in this section.