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Home >> Ford >> 1990 >> Thunderbird V6-232 3.8L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Testing and Inspection >> Pinpoint Tests >> Test F - Engine Running Code 18, Continuous Memory Code 49 >> Steps F1 Through F3

Steps F1 Through F3

Codes 18 and 49 Steps F1 thru F3: