Mazda CX-9 Grand Touring 2009 Manual page 1743

Fig. 2: HVAC System Wiring Diagram - Rear
Courtesy of MAZDA MOTORS CORP.
FOREWORD
The areas for inspection (steps) are given according to various circuit malfunctions. Use the following
chart to verify the symptoms of the trouble in order to diagnose the appropriate area.
TROUBLESHOOTING INDEX
TROUBLESHOOTING INDEX
No. TROUBLESHOOTING ITEM
Insufficient air (or no air) blown
1
from front vents
Amount of air blown from front
2
vents does not change
Air intake mode from front vent
3
does not change
2008 Mazda CX-9 Grand Touring
2008 HVAC Symptom Troubleshooting (HVAC) - Mazda CX-9
Problem with each vent and/or duct
Front airflow mode does not change when switching front
mode switch.
Malfunction in front blower system
Amount of air blown front vents does not change when
switching front climate control unit t airflow control dial.
Malfunction in A/C unit and/or front climate control unit
air intake mode switching system
Air intake mode does not change when switching
DESCRIPTION