Suzuki SX4 Service Manual page 979

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Precautions .................................................7-1
Precautions............................................................. 7-1
Precautions on HVAC ........................................... 7-1
Heater and Ventilation............................. 7A-1
Schematic and Routing Diagram........................7A-1
Heater and Ventilation Diagram .......................... 7A-1
Component Location ...........................................7A-2
Repair Instructions ..............................................7A-4
HVAC Unit Components ..................................... 7A-4
C) ...................................................................... 7A-4
Blower Motor Inspection ..................................... 7A-4
Blower Motor Resistor Inspection ....................... 7A-5
Blower Motor Relay Inspection ........................... 7A-6
HVAC Control Unit Components......................... 7A-6
Blower Speed Selector Inspection ...................... 7A-9
Air Intake Selector Inspection ............................. 7A-9
Air Conditioning System......................... 7B-1
Manual Type ............................................................7B-1
Precautions...........................................................7B-1
A/C System Caution............................................ 7B-1
Section 7
HVAC
CONTENTS
General Description .............................................7B-2
Sub-Cool A/C System Description ......................7B-2
A/C Operation Description at ECM .....................7B-3
Schematic and Routing Diagram ........................7B-4
A/C System Air Flow Diagram.............................7B-4
A/C System Wiring Diagram ...............................7B-5
Component Location ...........................................7B-6
A/C System Performance Inspection ..................7B-8
A/C System Inspection at ECM.........................7B-12
A/C System Symptom Diagnosis ......................7B-13
Repair Instructions ............................................7B-17
Condenser Cooling Fan Inspection...................7B-23
Desiccant Removal and Installation ..................7B-24
HVAC Unit Components ...................................7B-25
Evaporator Inspection .......................................7B-27
Expansion Valve Inspection ..............................7B-28
A/C Switch Inspection .......................................7B-29
A/C System Relay Inspection............................7B-30
Table of Contents 7- i
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