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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 304 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC B0079 or B0080 >> Circuit/System Verification

Circuit/System Verification

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  1. Verify that DTC B0079 08 or B0080 08 is not set.
    • If the DTC is set with the symptom byte 08, replace the appropriate B88 seat position sensor.
  2. Ignition ON, observe the scan tool seat position sensor parameter. The reading should be between 2-20 m A. With the scan tool verify that the seat position sensor parameter is between 2-20 m A.
    • If not within the specified range, refer to Circuit/System Testing below.
  3. With the seat un-weighted, observe the scan tool while moving the seat to the full forward and then full rearward positions. The seat position sensor parameter should be continuously between 2-20 m A.
    • If not within the specified range, refer to Circuit/System Testing below.
  4. While sitting in the seat, observe the scan tool while moving the seat to the full forward and then full rearward positions. The seat position sensor parameter should be continuously between 2-20 m A.
    • If not within the specified range, refer to Circuit/System Testing below.
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