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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 42 (Engine Control System Diagnosis - 2.0L (2 Of 3) (Except HEV)) >> DTC P0204: Injector Circuit/Open-Cylinder 4 >> Component Inspection

Component Inspection

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■ Injector Inspection 

  1. IG "OFF". Disconnect the Injector connector.
  2. Measure the resistance of the Injector. (Component side)

    Specification: 

    Temperature (°C/°F) Coil Resistance (Ω)
    20/68 Approx. 1.25
  3. Is the measured resistance within specification?

    YES 

    • Check for poor connection between PCM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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