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Home >> Pontiac >> 1986 >> Fiero Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 2.5L TBI Tests W/Codes >> Clearing Trouble Codes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Clearing Trouble Codes

Turn ignition switch on and ground "TEST" lead at ALDL connector. Turn ignition switch off and remove ECM fuse from fuse block for 10 seconds. Remove "TEST" lead ground.