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Circuit/System Testing: Notes

WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
  • A DTC B0081 set in history may not clear until the PPS module enters the sleep mode.
  • When removing connectors inspect for damage, corrosion or poor connection. Damage or corrosion in the following requires repair or replacement of the affected component/connector.
  • The PPS module
  • The SDM module
  • The PPS module harness connector
  • The SDM wiring harness connector
  1. Ignition ON, with a scan tool retrieve DTCs from the PPS.
  2. Ensure DTC B0081 5A is not set as current.
    • If DTC B0081 5A is current, replace the PPS.
  3. Ensure DTC B0081 4B is not set as current.
  4. With a scan tool, clear the DTCs from the PPS. All PPS DTCs should clear.
  5. With a scan tool, retrieve DTCs from the SDM.
  6. Ensure DTC B0081 3A is not set as current.
    • If DTC B0081 3A is current, replace the PPS with the correct part number.
  7. Ensure DTC B0081 39 is not set as current.
    • If DTC B0081 39 is current, replace the PPS.
  8. Ensure DTC B1000, B1001, or U0170 is not set as current.
  9. Ensure DTC B0081 71 or B0081 0F is not set.
    • If DTC B0081 71 or B0081 0F is set, Clear the SDM DTCs. No other repairs are necessary.
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