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Home >> Chevrolet >> 2023 >> Camaro ZL1, 2D Convertible, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Controls And Fuel - 2.0L - Diagnostic Information And Procedures (1 Of 3)) >> Diagnostic Information and Procedures >> DTC P0090-P0092, P00C8, P00C9, P00CA, or P163A >> Component Testing

Component Testing

WARNING: This page is about a different variant/trim than selected.
  1. Ignition/Vehicle & All vehicle systems - Off
  2. Disconnect the electrical connector: G18 High Pressure Fuel Pump
    3. NOTE:

    The component's temperature should be 19 to 21°C (66 to 70°F) while testing.

  3. Test for 0.3 to 2.0 ohms between the test points: Control terminal 1 & Control terminal 2
    • If not between 0.3 and 2.0 ohms 

      Replace the component: G18 High Pressure Fuel Pump

    • Go to next step: If between 0.3 and 2.0 ohms 
  4. Test for infinite resistance between the test points: Each terminal of the component & The component's housing
    • If less than infinite resistance 

      Replace the component: G18 High Pressure Fuel Pump

    • Go to next step: If infinite resistance 
  5. All OK.
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