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Home >> Kia >> 2019 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (2 Of 6) >> DTC P0135-00: O2 Sensor Heater Circuit (Bank 1/Sensor 1) >> Wiring Inspection >> Circuit Inspection

Circuit Inspection

G12689282Courtesy of KIA MOTORS AMERICA, INC.
Inspection Condition (+) Probe (-) Probe Specification
Connector Terminal Connector Terminal
 
  1. Ignition "OFF".
  2. Disconnect the battery (-) cable.
  3. Disconnect the electrical connector(s) from the concerned component and ECM.
O2 sensor (up) connector 5 (control) Chassis ground - ∞ (infinite)Ω
 
  1. Disconnect the electrical connector(s) from the concerned component.
  2. Ignition "ON".
O2 sensor (up) connector 4 (power) Chassis ground - B+
O2 sensor (up) connector 5 (control) Chassis ground - Approx. 2.5V (duty)

Good 

No Good