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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 149 (Engine Control System Diagnosis - 2.0L (1 Of 3)) >> DTC P0135-00: O2 Sensor Heater Circuit (Bank 1 / Sensor 1) >> Wiring Inspection >> Terminal And Connector Inspection

Terminal And Connector Inspection

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the HO2S (s) and PCM connectors and inspect for looseness, poor connection, bending, corrosion, contamination, deterioration or damage. Reconnect the connectors.
  2. Connect the GDS and go to "Current Data".
  3. Monitor HO2S (s) values in Current Data, check and wiggle the harness (es), connector (s), and terminal (s).
  4. Any change in the values indicates a poor connection. Was a connector problem found?

    YES 

    NO 

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