Check Engine Light Due to Defective VVT-i Controller on Scion xB

Problem overview

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.

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Check Engine Light Due to Defective VVT-i Controller on Scion xB

Problem overview

Scion xB vehicles with this problem

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Check Engine Light Due to Defective VVT-i Controller on Scion xB

Problem overview

Scion xB vehicles with this problem

Repairs related to this problem

Check Engine Light Diagnosis & Testing

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