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Home >> Hummer >> 2008 >> H3 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC 064 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2008 Isuzu i-370, 2008 Isuzu i-290, 2008 GMC Canyon, and 2008 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON. With the scan tool check for DTC 064 as a current DTC. Refer to Passenger Presence System Flash Code Procedures .
    • If DTC 064 is NOT a current DTC, rezero the PPS system.
  2. Ignition ON. If DTC 064 is a current DTC, check for DTC B0098 as a current DTC.
    • If DTC B0098 is a current DTC, refer to DTC B0098 .
  3. Ignition OFF. Inspect the PPS module, SDM and main seat harness connectors for corrosion or damage.
    • If any of the above conditions are found, make the appropriate repair.
  4. Reconnect all components, and test the PPS class 2 serial data circuit for a short to voltage.
    • If any of the above conditions are found, make the appropriate repair. Reconnect all components and rezero the PPS.
  5. Replace the PPS.
    • After replacement and rezeroing of the PPS are completed, verify that DTC 064 does not reset. Perform the repair verification.
  6. If DTC 064 resets, replace the SDM.
    • After replacement and setup of the SDM is completed, rezero the PPS. Perform the repair verification.
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