2002 Hyundai Sonata Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2002 Hyundai Sonata
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2002 Hyundai Sonata ProblemsCheck Engine Light Due to Faulty Accelerator Pedal Position Switch
Problems with the accelerator pedal position switch may cause the Check Engine Light to illuminate; an improved switch is available to fix this problem.
If the automatic transmission does not shift properly and the Check Engine Light illuminates, the speed sensors in the transmission may have failed. The sensors are simple and inexpensive to replace.
On the 2.7L V6 and 2.4L 4 Cylinder, a defective exhaust gas recirculation (EGR) switching valve may cause an intermittent rough or unstable idle engine.
2002 Hyundai Sonata QuestionsMy engine light can on about 2 days ago, and thereafter my car shakes and is slightly more rough in idle, and also when speeding up or slowing down. Yet only 1 code has come up ; The camshaft positioning sensor code. (1 answer)
Everything else drives fine except when driving and trying to speed up the car is also slightly sluggish or bogged down.
The engine is turned off, but the brake light stays on.