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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 467 (Adjustable Pedal System) >> Diagnostic Information and Procedures >> Adjustable Pedals Malfunction (with AN3) >> Circuit/System Verification

Circuit/System Verification

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  1. Verify DTC B3604, B3605, or B3606 is not set.
  2. Ignition ON, observe the scan tool Pedal Forward Switch and Pedal Aft Switch parameters while cycling the adjustable pedal switch between the FWD and RWD position. The appropriate parameter should change between Active and Inactive as commanded.
    • If the parameters do not change between the specified values, refer to Adjustable Pedal Switch Circuit Malfunction.
  3. Verify the scan tool Pedal Position parameter is between 0.45-4.55 V.
    • If not within the specified range, refer to Adjustable Pedal Position Sensor Circuit Malfunction.
  4. Command the adjustable pedals to move forward and rearward. The pedals should move in the commanded direction.
    • If the pedals do not move in the commanded direction, refer to Adjustable Pedal Motor Circuit Malfunction.
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