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Home >> Kia >> 2023 >> Sorento X-Line EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Control System Diagnosis - 2.5L (VIN C) (3 Of 14) (Except HEV)) >> DTC P0133-00: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1) >> System Inspection >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different variant/trim than selected.

■ Inspect whether to leak air or stuck

  1. Inspect a contamination, gasket and installation
    • Damaged or installation of throttle body
    • Damaged or installation of intake manifold and gasket which is installed in surge tank
    • Contamination and stuck in intake manifold
    • Contamination between surge tank and PCSV and stuck open
    • Damaged or contamination of O2S (up)
    • Visual check leak a catalyst and a exhaust system of O2S (down)

■ Inspect whether to fuel line

  1. Inspect a stuck, a contamination, a installation
    • Check fuse line connection
    • Check a installation of line, poor or damaged
    • Damaged or cracked pipe
    • Inspect a contamination of fuel filter

      Good 

      No Good