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 MANUALSSUZUKI2013SX4 CROSSOVER, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 8 (HEATER AND VENTILATION)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL DATA LIST - HVAC - AUTOMATICHVAC CONTROL MODULE SCAN TOOL DATA LIST
2013 Suzuki SX4 Crossover, Automatic CVT Trans
HVAC Control Module Scan Tool Data List
2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION HVAC Control Module Scan Tool Data List
WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
HVAC CONTROL MODULE SCAN TOOL DATA LIST
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Engine idling, A/C ON, ambient air temperature between 22-27°C (70-80°F) | |||
| A/C LED | System Data | Off/On | Varies |
| A/C Head Pressure | A/C Permission Data | Normal/Out of Range | Normal |
| A/C Permission | A/C Permission Data | Withheld/Granted | Varies |
| A/C Request | A/C Permission Data | No/Yes | Varies |
| A/C Switch | System Data | Inactive/Active | Varies |
| Ambient Air Temperature | A/C Permission Data | Normal/Out of Range | Normal |
| Air Inlet Door Actual | Door Positions | Counts | Varies |
| Air Inlet Door Commanded | Door Positions | 0 -255 Counts | Varies |
| Auxiliary Blower Motor PWM | System Data | % | Varies |
| Auxiliary LED | System Data | Off/On | Varies |
| Auxiliary Mode Door Commanded | Door Positions | 0 -255 Counts | Varies |
| Auxiliary Mode Switch Position | Inputs | Panel/Bilevel/Floor | Varies |
| Auxiliary Switch | Inputs | Inactive/Active | Varies |
| Auxiliary Temp Door Motor Command | Door Positions | 0 -255 Counts | Varies |
| Battery Voltage | A/C Permission | Normal/Out of Range | Normal |
| Blower Speed | A/C Permission | Normal/Off | Varies |
| Blower Motor Speed Command | System Data | % | Varies |
| Driver Heated Seat LED | System Data | Off/On | Off |
| Driver Heated Seat Status | System Data | Off/Low/High | Off |
| Driver Heated Seat Switch | Inputs | Inactive/Active | Inactive |
| Engine Coolant Temp | A/C Permission | Normal/Out of Range | Normal |
| Engine Running | A/C Permission | Yes/No | Varies |
| Inside Air Temp Sensor | Sensors | °C | Varies |
| Left Hand A/C Duct Actual Temp | Sensors | °C | Varies |
| Left Hand A/C Duct Desired Temp | Sensors | °C | Varies |
| Left Hand Heater Duct Actual Temp | Sensors | °C | Varies |
| Left Hand Heater Duct Desired Temp | Sensors | °C | Varies |
| Left Temp Door Commanded | Door Positions | 0-255 count | Varies |
| Left Sunload Sensor | Sensors | Counts | Varies |
| Low Pressure Switch | System Data | Open/Close | Close |
| Low Coolant Switch | System Data | Open/Close | Close |
| Mode Switch Position | Inputs | Auto/Panel/Bi-Level/Floor/Defrost-Floor | Varies |
| Mode Door Actual | Door Positions | Counts | Varies |
| Mode Door Commanded | Door Positions | 0-255 Count | Varies |
| Outside Air Temp Filtered | Sensors | °C | Varies |
| Outside Air LED | System Data | Off/On | Varies |
| Outside Air Temp RAW | Sensors | °C | Varies |
| Outside Air Mode Switch | Inputs | Inactive/Active | Varies |
| Passenger Heated Seat Status | System Data | Off/Low/High | Off |
| Passenger Heated Seat Switch | Inputs | Inactive/Active | Inactive |
| Passenger Heated Seat LED | System Data | Off/On | Off |
| Rear Defrost LED | System Data | Off/On | Off |
| Rear Defrost Switch | Inputs | Inactive/Active | Inactive |
| Rear Defrost State | System Data | Off/On | Off |
| Recirculation Switch | Inputs | Inactive/Active | Inactive |
| Right Sunload Sensor | Sensors | Counts | Varies |
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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.