Mazda CX-7 2007 Workshop Manual page 1188

Graph 1 (Ambient temperature sensor)
5
4
3
2
1
0
-20 -10 0
{-4} {14} {32} {50}
TEMPERATURE
Graph 3 (Evaporetor temperature sensor)
5
4
3
2
1
0
-20 -10 0 10
{-4} {14} {32} {50}
TEMPERATURE
End Of Sie
CLIMATE CONTROL UNIT INSPECTION [MANUAL AIR CONDITIONER]
1. Remove the climate control unit. (See 07-40-25 CLIMATE CONTROL UNIT REMOVAL [MANUAL AIR
CONDITIONER].)
2. Disconnect the air mix wire from the climate control unit
3. Install the audio unit. (See 09-20-4 AUDIO UNIT REMOVAL/INSTALLATION.)
4. Connect the climate control unit connector.
5. Connect the negative (-) lead of the tester to body ground.
6. Turn the ignition switch to the ON position.
7. By inserting the positive (+) lead of the tester into each climate control unit terminal, measure the voltage
according to the terminal voltage table.
• If there is any malfunction, inspect the parts under "Inspection item (s)".
— If the parts under "Inspection item (s)" are found to be normal, replace the climate control unit.
Terminal Voltage Table (Reference)
07-40–16
CONTROL SYSTEM
10 20 30 40 50
{68} {86} {104} {122}
{ F}
C
20 30 40 50
{68} {86} {104} {122}
{ F}
C
W Q O
U S
X V T R P
Graph 2 (Passenger compartment temperature sensor)
5
4
3
2
1
0
-20 -10
{-4} {14}
TEMPERATURE
I G E
M K C A
L D
N J H F B
0 10 20 30 40 50
{32} {50} {68} {86} {104} {122}
{ F}
C
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