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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC B0081 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: When removing connectors, inspect for damage or corrosion. 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.
    • Ensure DTC B0081 3A is not set as current.
  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.

Clearing DTC B0081

  1. To enter the sleep mode, remove the scan tool, turn the ignition OFF, open and close the driver door.
  2. With the ignition OFF and all doors closed, wait 30 seconds.
  3. With a scan tool, clear DTC B0081. The DTC should now be cleared.
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