2005 Scion tC Problems
RepairPal has identified the most common problems with the 2005 Scion tC as reported by actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.Refine by vehicle
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An illuminated Check Engine Light could be caused by a defective VVT-i controller, which changes cam timing for optimal power. Updated parts are available and the repair may be covered under the powertrain warranty.