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  1. HSG Failure - 2011 Kia Optima Hybrid

    4G (2011+) Optima
    Has anyone ever received these error codes? P010A and P0A39? Well, I was driving my 2011 Kia Optima Hybrid and the service light came on. I noticed that the he hybrid battery power was going down and the motor did not switch over to the engine. The ready light started flashing and I was...