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Home >> Suzuki >> 2006 >> Aerio L4-2.3L >> Repair and Diagnosis >> Heating and Air Conditioning >> Testing and Inspection >> Reading and Clearing Diagnostic Trouble Codes >> HVAC - Diagnostics >> Clearing Diagnostic Trouble Codes >> Without Scan Tool
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Without Scan Tool

DTC Clearance

Not Using SUZUKI Scan Tool

NOTE: In case of malfunctions related to temperature selector, blower speed selector, and/or air flow selector on HVAC control module, the following procedure can not be used. However, SUZUKI scan tool can be used to perform DTC clearance.




1. Ensure that fresh air indicator (1) and recirculation air indicator (2) operate properly.
2. Set the following selectors to the specified positions respectively.
- Temperature selector (3): Maximum cool position
- Air flow selector (4): Ventilation position
- Blower speed selector (5): OFF position

3. Keep air intake switch (6) and rear defogger switch (7) pressed, and then turn ignition switch to ON position for indicating current DTC(s).
4. Press rear defogger switch (7) for shifting to history DTC mode.
5. To clear history DTC(s), press rear defogger switch (7) for more than 5 seconds.

NOTE: To finish DTC clearance mode, rotate any one of temperature selector, air flow selector, and blower speed selector.