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Home › Lexus › 1993 › SC 400 › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/O Codes › Symptoms › Poor DRIVEABILITY › Surging

Poor DRIVEABILITY: Surging

Check switch condition signal. See CODE 51 in appropriate TESTS W/CODES article.
Check fuel system circuit.
Check distributor.
Check spark plugs.
Check injector circuit.