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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1733 (Battery) >> Diagnostic Information and Procedures >> DTC P0563 >> Conditions for Clearing the DTC

Conditions for Clearing the DTC

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0563

Step Action Value(s) Yes No
1 Did you perform the Engine Electrical Diagnostic System Check? - Go to Step 2  Go to Diagnostic System Check - Engine Electrical 
2
  1. Install a scan tool.
  2. Operate the vehicle within the conditions for running the DTC as specified in the supporting text.
  3. Using the scan tool, observe the specific DTC Information for DTC P0563 until the test runs.
Does the scan tool indicate that DTC P0563 has passed this ignition cycle?
- Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3
  1. Start the engine.
  2. With a scan tool, observe the Ignition 1 parameter in the ECM data list.
Does the scan tool indicate that the Ignition 1 Signal parameter is less than the specified range?
17.5 V Go to Step 5  Go to Step 4 
4 Measure the voltage at the battery terminals and compare it with the Ignition 1 parameter in the ECM data list
Are the battery voltage and ECM Ignition 1 readings different by more than the value specified?
0.5 V Go to Step 5  Go to Charging System Test 
5
IMPORTANT: The replacement ECM must be programmed.
Replace the ECM. Refer to ENGINE CONTROL MODULE .Did you complete the replacement?
- Go to Step 6  -
6
  1. Review and record the scan tool Fail Records data.
  2. Use the scan tool in order to clear the DTC.
  3. Operate the vehicle within the Conditions for Running the DTC as specified in the supporting text.
  4. Using the scan tool, observe the Specific DTC Information for DTC P0563 until the test runs.
Does the scan tool indicate that DTC P0563 failed this ignition?
- Go to Step 3  System OK