DTC P2251: O2 Sensor Reference Ground Circuit Open (Bank 1/Sensor 1): ETM

Fig 1: MFI Control System (1 Of 8)

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Fig 2: MFI Control System (2 Of 8)

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Fig 3: MFI Control System (3 Of 8)

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Fig 4: MFI Control System (4 Of 8)

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Fig 5: MFI Control System (5 Of 8)

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Fig 6: MFI Control System (6 Of 8)

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Fig 7: MFI Control System (7 Of 8)

Courtesy of KIA MOTORS AMERICA, INC.

Fig 8: MFI Control System (8 Of 8)

Courtesy of KIA MOTORS AMERICA, INC.