What are the best Hyundai repair shops?
RepairPal Certified shops can diagnose and repair your 2002 Hyundai Elantra. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
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P0121,checked the three wires with lab scope cleaned throttle plate,was not dirty.found a bad ignition wire there was no misfire code replaced wires road tested car, code continues to come back car runs fairly well code comes back when pulling a hill underload.