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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 108 (Engine Control System Diagnosis - 1.6L (2 Of 3) - Optima (Except HEV)) >> DTC P0271: Cylinder 4 Injector Circuit High >> Specification >> Signal Waveform & Data

Signal Waveform & Data

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Fig 1: Display - Engine Idle Warm Up Screen
G11833649Courtesy of KIA MOTORS AMERICA, INC.

A: Fuel injection time - Approx. 1450us

CH. A - Injector Max 64.5V

CH. AUX - Injector Current MAX 9.21A

Fig 2: Display - Injector Current Data Screen (2500RPM)
G11833650Courtesy of KIA MOTORS AMERICA, INC.

A: Fuel injection time - Approx. 900us

CH. A - Injector Max 64.9V

CH. AUX - Injector Current MAX 9.15A

Fig 3: Display - Injector Current Data Screen (Acceleration)
G11833651Courtesy of KIA MOTORS AMERICA, INC.

CH. A - Injector Max 65.2V

CH. AUX - Injector Current MAX 9.09A