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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 57 (Engine Control System Diagnosis (2 Of 2) (HEV)) >> DTC P3190: Poor Engine Power >> System Inspection >> Injection System Inspection

Injection System Inspection

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  1. Ignition "OFF"
  2. Disconnect injector connector.
  3. Measure resistance between control terminal and power terminal of the injector connector. (Component side)

    Specification 

    Temp.(°C) Temp.(°F) Resistance (Ω)
    20 68 13.8~15.2
    Fig 1: Measuring Resistance Between Control Terminal And Power Terminal Of Injector Connector (Component Side)
    G10606972Courtesy of HYUNDAI MOTOR AMERICA
  4. Is resistance within the specification?

    YES 

    • Go to next step as below.

    NO 

    • Check injector for contamination, deterioration, or damage. Substitute with a known-good injector and check for proper operation. If the problem is corrected, replace injector and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.