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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 30 (Engine Control System Diagnosis - 3.3L (5 Of 9)) >> DTC P0448-00: Evaporative Emission System - Vent Control Circuit Shorted >> Wiring Inspection >> Control Circuit Inspection

Control Circuit Inspection

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  1. IG "OFF". Disconnect CCV connector.
  2. IG "ON".
  3. Measure voltage between control terminal of CCV harness connector and chassis ground.

    Specification:  2.5V

  4. Is voltage within the specification?

    YES 

    • Go to next step as below

    NO