Suzuki Liana RH413, Service Manual

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7B-47 Air Conditioning System: Automatic Type
DTC Clearance
S3RH0A7224004
NOTE
Only history DTC(s) can be cleared. Current
DTC(s) can not be cleared unless the
problem(s) is fixed.
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) Light over sunload sensor vertically with an
incandescent lamp approximately 60 W apart from
about 100 mm (3.94 in.).
NOTE
If sunload sensor is not lighted over with an
incandescent lamp, DTC B1504 is detected
as current DTC even though there is not any
malfunction.
4) Turn ignition switch to ON position.
5) Erase DTC according to instructions displayed on
SUZUKI scan tool.
NOTE
To know how to use SUZUKI scan tool, refer
to operator’s manual for SUZUKI scan tool.
6) After completing the clearance, 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 clearance.
1) Ensure that fresh air indicator (1) and recirculation
air indicator (2) operate properly.
2) Light over sunload sensor vertically with an
incandescent lamp of approximately 60 W part from
about 100 mm (3.94 in.).
NOTE
If sunload sensor is not lighted over with an
incandescent lamp, DTC B1504 is detected
as current DTC even though there is not any
malfunction.
3) Set the following selectors to the specified positions
respectively.
• Temperature selector (3): Maximum cool position
• Air flow selector (4): AUTO position
• Blower speed selector (5): OFF position
4) Keep air intake switch (6) and rear defogger switch
(7) pressed, and then turn ignition switch to ON
position for indicating current DTC(s).
5) Press rear defogger switch (7) for shifting to history
DTC mode.
6) To clear history DTC(s), press rear defogger switch
(7) for more than 3 seconds.
NOTE
To finish DTC clearance, rotate any one of
temperature selector, air flow selector, and
blower speed selector.
(A)
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