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Home >> Chevrolet >> 2023 >> Camaro ZL1, 2D Convertible, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 23 (Engine Controls And Fuel - 3.6L - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> DTC P25CA-P25CF >> Component Testing

Component Testing

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Static Test

  1. Ignition/Vehicle - Off
  2. Disconnect the appropriate electrical connector: Q84 Camshaft Position Actuator Park Lock Solenoid Valve
  3. Test for 11 to 30 ohms between the test points: Control terminal 2/B & Ignition terminal 1/A
    • If not between 11 and 30 ohms 

      Replace the component: Q84 Camshaft Position Actuator Park Lock Solenoid Valve

    • Go to next step: If between 11 and 30 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: Q84 Camshaft Position Actuator Park Lock Solenoid Valve

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

Dynamic Test

  1. Ignition/Vehicle - Off
  2. Disconnect the appropriate electrical connector: Q84 Camshaft Position Actuator Park Lock Solenoid Valve
  3. Connect a 3 A fused jumper wire between the test points: Ignition terminal 1/A & 12 V
  4. CAUTION:

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

  5. Momentarily connect a jumper wire between the test points: Control terminal 2/B & Ground

    Verify the component turns On and Off when connecting and disconnecting the jumper wire: Q84 Camshaft Position Actuator Park Lock Solenoid Valve

    • If the component does not turn On and Off 

      Replace the component: Q84 Camshaft Position Actuator Park Lock Solenoid Valve

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