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Home >> Ford >> 1994 >> Pickup F250, 2D Pickup, 4.9 Y, Standard, M5OD-R2 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - EEC-IV (Gasoline) >> Self-Diagnostic System >> Notes

Self-Diagnostic System: Notes

CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See the COMPUTER RELEARN PROCEDURES article in the GENERAL INFORMATION section before disconnecting the battery.