Page 215 of 6000
4.512
(V)
M
MAX
HI Relay
Power
transistor
4.8 10.5MAX HI Set up
temperature signal
Control unit
In car sensor
Ambient sensor
Sun sensor
Mode control
signal Fan switch
AUTO HI
Heater
sideCooler
side Total signalVENT mode
Blower fan motor terminal voltage
C01RY00008
Mode control
DEF / FOOTSet up temperature
signal
Mode actuator
Mode doorPosition
detection
switch
Control unit
In car sensor
Sun sensor
Air conditioning
switch
Mode control
signal Ambient sensor
FOOT
BI-LEVEL
VENT
Heater
sideCooler
side Mode total signal
C01RY00009
Page 216 of 6000
Intake door open / close
RECIRC Setup temperature
signal
Intake
actuator
Position
detection
switch
In car sensor
Ambient sensor
Sun sensor
Compressor
ON / OFF
Fan ON / OFF
Intake switch
Control unit
Intake door
MIX
FRESH
Heater
sideCooler
side Total mode signal
C01RY00012
Ambient sensor
Control unit
Pressure switch
Thermo switch relay
ECM
Compressor relay
Compressor
Electronic
thermostat
Air conditioning
switch
Set up temperature
signal
C01RY00010
Page 224 of 6000
LED on
LED off Indication for presence
of a troubleIndication for normal state
0.5 0.5 0.5
3 seconds interval
ON
OFF
Display pattern Failed part
Normal pattern
In car sensor
Ambient sensor
Sun sensor (Note 1)
Duct sensor
Temperature control lever (Note 2)
Fan switch (Note 3)
Mix actuator
Mode (blow port) control
Intake (fresh air/interior air switching) control
F01RX010
F01RY00008
Page 225 of 6000
LED on
LED off Indication for presence of a trouble Indication for normal state
0.5 0.5 0.5
3 second interval
Display pattern
ON
OFFNormal pattern
In car sensor
Ambient sensor
Sun sensor
Duct sensor
Mix actuatorFailed part
F01RX011
F01RY00007
FAN
MIX
MODE
DOOR
INTAKE
DOOR
SET UP
TEMPERATURE
100
(%)
33.5
F/H
VENT
B/L
FOOT
D/F
DEF
REC
MIX
FRE
F/C2021222324252627282930F/H (%)
F/C
F01RY00001
Page 226 of 6000
Independent check of sensors
Replace the control unit.
Sensors Allowable range Check method
In car sensor
Ambient sensor
Sun sensorRefer to the sensor resistance curve.
Refer to the sensor resistance curve.
100 ohms maximum in forward and 0.02 mA
minimum when exposed to 60W incandescent lamp.Chart 1
Chart 2
Chart 3
Replace the harness and
connector.
Replace the sensors.
Check the related harness and
connector
Normal ?
Normal ?NONO YES
YES
F01RY00005
Page 227 of 6000
I-33I-34
0.3 BR/B
0.5 B/L
111
In car Sensor Auto A/C Control Unit
(In car Sensor)
(Sensor GND)4 3
I-33I-34
D08RY00174
Page 228 of 6000
I-33C-86
H-24
0.3 LG/B
0.3 B/L
112
Ambient Sensor Auto A/C Control Unit
(Ambient Sensor)
(Sensor GND)I-330.3 LG/B
0.3 B/LH-24 8
H-24 9
C-86 1
C-86 2
D08RY00176
Page 229 of 6000
0.3 LG/W
0.3 B/L
113
Sun Sensor Auto A/C Control Unit
(Sun Sensor)
(Sensor GND)I-33I-351
I-352
I-33I-35
D08RY00177