Suzuki Liana RH413, Service Manual

Page: 823 / 1302

Heater and Ventilation: 7A-5
DTC Check
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Using SUZUKI Scan Tool
1) Turn ignition switch to OFF position.
2) Connect SUZUKI scan tool to data link connector
(DLC) (1) located on underside of instrument panel
at driver’s seat side.
Special tool
(A): SUZUKI scan tool
3) Turn ignition switch to ON position.
4) Read DTC displayed on SUZUKI scan tool.
NOTE
To know how to use SUZUKI scan tool, refer
to operator’s manual for SUZUKI scan tool.
5) After completing the check, turn ignition switch to
OFF position, and then disconnect SUZUKI scan
tool from DLC.
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 check.
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.
4) Read DTC(s) from flashing pattern of fresh air
indicator (1) and recirculation air indicator (2)
referring to “DTC Table”.
NOTE
• When more than two DTC(s) are detected,
only DTC having the highest priority is
indicated. Therefore, after troubleshooting
the malfunction, DTC check has to be
performed again to see if any other DTC(s)
is detected.
• To finish DTC check mode, rotate any one
of temperature selector, air flow selector,
and blower speed selector.
5) Press rear defogger switch (7) for shifting to history
DTC mode.
NOTE
• For shifting back to current DTC made,
perform step 1) to 3).
• To finish DTC check mode, rotate any one
of temperature selector, air flow selector,
and blower speed selector.
(A)
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