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Circuit/System Verification

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, observe the scan tool Sensor Feed Voltage Output parameter. The reading should be between 8.0-9.0 volts.
  2. Perform the LED Test, using the scan tool. Observe the operation of the three LEDs. All three LEDs should illuminate.
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