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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 146 (Engine Control System - 3.6L (Ly7) - DTC P0008 To DTC P0133) >> DTC P0008 >> Test Description

Test Description

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers on the diagnostic table.

  1. 5:  Inspect the crankshaft for a crankshaft position (CKP) reluctor wheel that has moved in its relationship to top dead center (TDC) on the crankshaft gear.
DTC P0008

Step Action Yes No
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2
  1. Clear the DTCs with a scan tool.
  2. Start the engine.
  3. Allow the engine to reach the normal operating temperature.
  4. Allow the engine to idle for 10 minutes or until a DTC sets.
  5. Observe the DTC information with a scan tool.
Did the DTC fail this ignition?		 Go to Step 4  Go to Step 3 
3
  1. Observe the Freeze Frame/Failure Records for this DTC.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
Did the DTC fail this ignition?		 Go to Step 4  Go to Diagnostic Aids
4 Inspect the timing chains and tensioners for excessive wear or mis-alignment. Refer to Camshaft Timing Drive Chain Alignment Diagram (W/Primary Inverted Tooth (IT) Chain) and Camshaft Timing Drive Components Cleaning and Inspection in Engine Mechanical - 3.6L (LY7).
Did you find and correct the condition?		 Go to Step 6  Go to Step 5 
5  Inspect the crankshaft reluctor wheel for being mis-positioned on the crankshaft. Refer to Crankshaft and Bearings Cleaning and Inspection in Engine Mechanical - 3.6L (LY7).
Did you complete the repair?		 Go to Step 6  -
6
  1. Clear the DTCs with a scan tool.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
Did the DTC fail this ignition?		 Go to Step 2  Go to Step 7 
7 Observe the Capture Info with a scan tool.
Are there any DTCs that have not been diagnosed?		 Go to Diagnostic Trouble Code (DTC) List - Vehicle in Vehicle DTC Information System OK
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