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Home >> Genesis >> 2019 >> G90 5.0 Ultimate, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 5.0L (2 Of 3) >> DTC P050B: Cold Start Ignition Timing Performance >> Component Inspection

Component Inspection

  1. Connect GDS to DLC (Data Link Cable).
  2. Warm up the engine to normal operating temperature.
  3. Monitor "Ignition Output Value" parameter on the "Current Data" with GDS.
    • While the acceleration and deceleration Ignition Output Value.

    Specification  : Refer to MONITOR GDS DATA 

  4. Are the parameters displayed correctly?

    YES 

    • Many malfunctions in the electrical system are caused by poor harness (es) and terminals. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage. So, check poor connections and the related circuit between ECM and component thoroughly. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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