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Home >> Chevrolet >> 2023 >> Camaro ZL1, 2D Convertible, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (Engine Controls And Fuel - 2.0L - Diagnostic Information And Procedures (2 Of 3)) >> Diagnostic Information and Procedures >> DTC P0243, P0245, or P0246 >> Component Testing

Component Testing

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Static Test

  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector: Q42 Turbocharger Wastegate Solenoid Valve
  3. Test for 20 to 27 ohms between the test points: Control terminal 2 & Ignition terminal 1
    • If not between 20 and 27 ohms 

      Replace the component: Q42 Turbocharger Wastegate Solenoid Valve

    • Go to next step: If between 20 and 27 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: Q42 Turbocharger Wastegate Solenoid Valve

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

Dynamic Test

  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector: Q42 Turbocharger Wastegate Solenoid Valve
  3. Connect a 10 A fused jumper wire between the test points: Ignition terminal 2 & 12 V
    4. CAUTION:

    Complete the testing as quickly as possible in order to prevent overheating and damaging the component.

  4. Momentarily connect a jumper wire between the test points: Control terminal 1 & Ground

    Verify the component turns On and Off when connecting and disconnecting the jumper wire: Q42 Turbocharger Wastegate Solenoid Valve

    • If the component does not turn On and Off 

      Replace the component: Q42 Turbocharger Wastegate Solenoid Valve

    • Go to next step: If the component turns On and Off 
  5. All OK.
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