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Home >> Chevrolet >> 2021 >> Blazer RS, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls And Fuel - 2.5L (LCV) - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC P0097-P0099 or P00F4-P00F6 >> Component Testing

Component Testing

WARNING: This page is about a different variant/trim than selected.
  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector: B75C Multifunction Intake Air Sensor
  3. Test for 49 to 49, 882 ohms between the test points: Signal terminal 8 & Low Reference terminal 3
    • If not between 49 and 49, 882 ohms 

      Replace the component: B75C Multifunction Intake Air Sensor

    • Go to next step: If between 49 and 49, 882 ohms 
  4. Verify the value is within the range listed in the table: Temperature Versus Resistance - Intake Air Temperature Sensor
    • If not in the specified range 

      Replace the component: B75C Multifunction Intake Air Sensor

    • Go to next step: If in the specified range 
  5. All OK.
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