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Home >> Saturn >> 2008 >> Astra XR, 2D Hatchback, Automatic >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System >> Diagnostic Information and Procedures >> DTC P0563 >> Circuit/System Verification
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Circuit/System Verification

  1. Verify that DTC P0563 is set as current.
  2. Engine running measure and record the voltage at the battery terminals. Verify that the battery voltage is 12.6-15.5 volts.
  3. Engine running, observe the scan tool ECM Battery Voltage parameter.
  4. Verify the battery and Ignition 1 signal readings do not differ more than 2.0 volts.
    • If greater than specified value, replace the ECM.
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