Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006HHR L4-2.2LREPAIR AND DIAGNOSISBODY AND FRAMEDOORS, HOOD AND TRUNKDOORSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA DEFINITIONS
2006 Chevrolet HHR L4-2.2L
Scan Tool Data Definitions
2006 Chevrolet HHR L4-2.2LSECTION Scan Tool Data Definitions
SCAN TOOL DATA DEFINITIONS
Anti-Lockout Driver Enabled: The scan tool displays On/Off. The state of this programmable BCM option.
Battery 1: The scan tool displays 0-25.5 volts. The state of the battery voltage supplied to the body control module.
Decoded Switch State: The BCM interprets the voltage drop across the door lock switch and displays the decoded value as Lock, Unlock or Off.
Door Lock Switch: The scan tool displays volts. This is a value that is equal to the value of voltage drop across the door lock switch.
Driver Door Unlock Fdbk.: The scan tool displays On/Off. This input to the BCM displays the state of the driver door unlock relay feedback circuit. On is displayed when the BCM is providing battery voltage to the driver door lock actuator unlock control circuit.
Driver Door Switch: The scan tool displays open/closed. Open is displayed when the driver door is open, closed is displayed when the driver door is closed.
Lock All Doors Fdbk.: The scan tool displays On/Off. This input to the BCM displays the state of the door lock relay feedback circuit. On is displayed when the BCM is providing battery voltage door lock actuator lock control circuit.
Unlock All Doors Fdbk.: The scan tool displays On/Off. This input displays the state of the door unlock relay feedback circuit. On is displayed when the BCM is providing battery voltage to the door lock actuator unlock control circuit.
Pass Door Switch: The scan tool displays Open/Closed. Open is displayed when at least one passenger door is open, closed is displayed when all passenger doors are closed.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.