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Home >> Chevrolet >> 2009 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 1132 (Hybrid Engine Control System) >> Diagnostic Information and Procedures >> DTC P1A9E or P1AA2 >> Circuit/System Testing
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Circuit/System Testing

WARNING: This page is about a different car, the 2008 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the 3 phase cable connections at the SGCM. Refer to Generator Control Module Replacement 
  2. Verify that the 3 phase cables are torqued to within specifications. Refer to Fastener Tightening Specifications 
  3. With a scan tool, clear the DTC.
  4. Ignition OFF, wait 30 seconds.
  5. Ignition ON, operate the vehicle within the Conditions for Running the DTC.
    • If the DTC resets, replace the SGCM.
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