Hyundai Elantra MD/UD: Oil Pump Unit (OPU). Schematic 
Diagrams - ISG (Idle Stop & Go) System - Fuel System - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra MD/UD: Oil Pump Unit (OPU). Schematic Diagrams

Installation
1. Install in the reverse of removal. ...

Oil Pump Unit (OPU) Connector
Opu Connector Terminal Function E56-A E56-B Pin No. Description Pin No. Description 1 ...