LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2018 >> Tucson Value, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 1.6L (1 Of 3) >> DTC P0133: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1) >> Component Inspection >> Check Injector
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Check Injector

  1. Ignition "OFF".
  2. Remove Injector.
  3. Check Leakage and clog on Injector.
  4. Measure resistance terminal 1 and 2 of Injector connector (Component side).

    Specification: 

    Coil Resistance (Ω) Temp (°C) Temp (°F)
    1.25 20 68
  5. Is the measured resistance within specifications?

    YES 

    NO 

    • Substitute with a known-good Injector and check for proper operation.

      If the problem is corrected, replace Injector and then go to "Verification of Vehicle Repair " procedure.