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Home >> Saturn >> 2009 >> Sky Red Line, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L - DTC P0243 To DTC P0690 >> DTC P0366, P0367, or P0368 >> Circuit/System Verification

Circuit/System Verification

  1. With the ignition OFF, inspect the engine wiring harnesses carrying the CMP sensor circuits for the following conditions:
    • Close routing of aftermarket electrical equipment
    • Close to solenoids, motors, and relays
    • Correct any wire harness routing or component placement conditions, if it is determined to be a possible source of electrical interference
  2. Ignition ON, engine OFF, observe the CMP Active Counter parameter. The CMP Active Counter should be at 0.
  3. Start and run the engine the CMP Active Counter should increment to 255.
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