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 MANUALSCHEVROLET2004MALIBU V6-3.5L VIN 8REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSBODY CONTROL MODULETESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA DEFINITIONS
2004 Chevrolet Malibu V6-3.5L VIN 8
Scan Tool Data Definitions
2004 Chevrolet Malibu V6-3.5L VIN 8SECTION Scan Tool Data Definitions
SCAN TOOL DATA DEFINITIONS
Accessory Relay Command: The scan tool displays the state of the accessory relay command.
Battery Voltage Signal: The scan tool displays the vehicle voltage.
Ignition Mode Switch: The scan tool displays the ignition switch voltage signal. This signal is derived from the ignition Off/Run/Crank circuit.
Ignition Switch Accessory: The scan tool displays the state of the ignition switch accessory circuit.
Ignition Switch Run/Crank: The scan tool displays the state of the ignition switch Run/Crank circuit.
Key In Ignition Cylinder: The scan tool displays whether or not the key is in the ignition cylinder.
Power Mode: The scan tool displays the vehicle power mode.
Run Relay Command: The scan tool displays the state of the Run relay.
Run Crank Relay Command: The scan tool displays the state of the Run Crank relay.
Accessory Relay Command: The scan tool displays the state of the accessory relay command.
Battery Voltage Signal: The scan tool displays the vehicle voltage.
Ignition Mode Switch: The scan tool displays the ignition switch voltage signal. This signal is derived from the ignition Off/Run/Crank circuit.
Ignition Switch Accessory: The scan tool displays the state of the ignition switch accessory circuit.
Ignition Switch Run/Crank: The scan tool displays the state of the ignition switch Run/Crank circuit.
Key In Ignition Cylinder: The scan tool displays whether or not the key is in the ignition cylinder.
Power Mode: The scan tool displays the vehicle power mode.
Run Relay Command: The scan tool displays the state of the Run relay.
Run Crank Relay Command: The scan tool displays the state of the Run Crank relay.
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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.