TERMINALS OF ECU
1. AIR CONDITIONING AMPLIFIER ASSEMBLY
HINT:
Check from the rear of the connector while it is connected to the air conditioning amplifier assembly.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
A35-1 (TAM) - A36-28 (SG-8) |
W - LG |
Ambient temperature sensor signal |
|
1.35 to 1.75 V |
|
0.9 to 1.2 V |
|||
A35-2 (PRE) - A36-10 (GND) |
V - W-B |
Air conditioner pressure sensor signal |
|
4.71 V or higher |
|
Below 0.74 V |
|||
|
0.74 to 4.71 V |
|||
A35-3 (TPO) - A35-19 (SG-6) |
B - L |
Mode damper position sensor signal |
|
4.43 to 4.53 V |
|
0.47 to 0.57 V |
|||
A35-4 (TPR) - A35-18 (SG-5) |
G - GR |
Air mix damper position sensor (for front passenger side) signal |
|
4.45 to 4.55 V |
|
0.45 to 0.55 V |
|||
A35-5 (TPL) - A35-17 (SG-4) |
V - R |
Air mix damper position sensor (for driver side) signal |
|
4.45 to 4.55 V |
|
0.45 to 0.55 V |
|||
A35-6 (TPI) - A35-16 (SG-3) |
LG -V |
Air inlet damper position sensor signal |
|
1.63 to 1.73 V |
|
3.27 to 3.37 V |
|||
A35-7 (LOCK) - A36-10 (GND) |
G - W-B |
A/C lock sensor signal |
|
Pulse generation (See waveform 1) |
A35-10 (MGC) - A36-10 (GND) |
G - W-B |
Magnetic clutch operation signal |
|
11 to 14 V |
|
Below 1 V |
|||
A35-11 (AMDH) - A36-10 (GND) |
BE - W-B |
Air mix damper servo motor (for driver side) operating signal |
|
11 to 14 V (Servo motor operating) |
A35-12 (AMDC) - A36-10 (GND) |
SB - W-B |
Air mix damper servo motor (for driver side) operating signal |
|
11 to 14 V (Servo motor operating) |
A35-13 (AMPH) - A36-10 (GND) |
Y - W-B |
Air mix damper servo motor (for front passenger side) operating signal |
|
11 to 14 V (Servo motor (Servo motor operating) |
A35-14 (AMPC) - A36-10 (GND) |
W - W-B |
Air mix damper servo motor (for front passenger side) operating signal |
|
11 to 14 V (Servo motor operating) |
A35-16 (SG-3) - Body ground |
V - Body ground |
Ground for air inlet damper position sensor |
Always |
Below 1 Ω |
A35-17 (SG-4) - Body ground |
R - Body ground |
Ground for air mix damper position sensor (for driver side) |
Always |
Below 1 Ω |
A35-18 (SG-5) - Body ground |
GR - Body ground |
Ground for air mix damper position sensor (for front passenger side) |
Always |
Below 1 Ω |
A35-19 (SG-6) - Body ground |
L - Body ground |
Ground for mode damper position sensor |
Always |
Below 1 Ω |
A35-22 (AC1) - A36-10 (GND) |
BE - W-B |
Compressor operation signal |
|
11 to 14 V |
|
Below 1 V |
|||
A35-25 (AIF) - A36-10 (GND) |
P - W-B |
Air inlet damper servo motor operating signal |
|
11 to 14 V (Servo motor operating) |
A35-26 (AIR) - A36-10 (GND) |
B - W-B |
Air inlet damper servo motor operating signal |
|
11 to 14 V (Servo motor operating) |
A35-27 (AOF) - A36-10 (GND) |
LG - W-B |
Mode damper servo motor operating signal |
|
11 to 14 V (Servo motor operating) |
A35-28 (AOD) - A36-10 (GND) |
R - W-B |
Mode damper servo motor operating signal |
|
11 to 14 V (Servo motor operating) |
A35-30 (S5-5) - A36-10 (GND) |
G - W-B |
Power supply for mode damper position sensor |
Ignition switch off |
Below 1 V |
Ignition switch ON |
4.75 to 5.25 V |
|||
A36-1 (IG+) - A36-10 (GND) |
GR - W-B |
Power source (IG) |
Ignition switch ON |
11 to 14 V |
Ignition switch off |
Below 1 V |
|||
A36-4 (ACT) - A36-10 (GND) |
R - W-B |
Compressor operation signal |
|
Below 1 V |
|
4.75 to 5.25 V |
|||
A36-7 (HRLY) - A36-10 (GND) |
Y - W-B |
HTR relay operation signal |
|
11 to 14 V |
|
Below 1 V |
|||
A36-8 (CANH) |
L |
CAN communication system |
- |
- |
A36-9 (CANL) |
W |
CAN communication system |
- |
- |
A36-10 (GND) - Body ground |
W-B - Body ground |
Ground for main power supply |
Always |
Below 1 Ω |
A36-11 (LIN1) - A36-10 (GND) |
SB - W-B |
LIN communication signal |
Ignition switch ON |
Pulse generation |
A36-12 (S5-1) - A36-10 (GND) |
SB - W-B |
Power supply for air conditioner pressure sensor |
Ignition switch off |
Below 1 V |
Ignition switch ON |
4.5 to 5.5 V |
|||
A36-13 (S5-2) - A36-10 (GND) |
Y - W-B |
Power supply for air inlet damper position sensor |
Ignition switch off |
Below 1 V |
Ignition switch ON |
4.75 to 5.25 V |
|||
A36-14 (S5-3) - A36-10 (GND) |
Y - W-B |
Power supply for air mix damper position sensor (for driver side) |
Ignition switch off |
Below 1 V |
Ignition switch ON |
4.75 to 5.25 V |
|||
A36-15 (TE) - A36-27 (SG-7) |
B - GR |
Evaporator temperature sensor signal |
|
1.7 to 2.1 V |
|
0.9 to 1.3 V |
|||
A36-16 (TR) - A36-26 (SG-1) |
R - BR |
Room temperature sensor signal |
|
1.8 to 2.2 V |
|
1.2 to 1.6 V |
|||
A36-17 (B) - A36-10 (GND) |
LG - W-B |
Power source (Back-up) |
Always |
11 to 14 V |
A36-19 (PTC1) - A36-10 (GND)*1 |
V - W-B |
Quick heater operation signal |
|
11 to 14 V |
|
Below 1 V |
|||
A36-20 (PTC2) - A36-10 (GND)*1 |
W - W-B |
Quick heater operation signal |
|
11 to 14 V |
|
Below 1 V |
|||
A36-21 (PTC3) - A36-10 (GND)*1 |
P - W-B |
Quick heater operation signal |
|
11 to 14 V |
|
Below 1 V |
|||
A36-23 (BLW) - A36-10 (GND) |
BE - W-B |
Blower motor speed control signal |
|
Pulse generation (See waveform 2) |
A36-26 (SG-1) - Body ground |
BR - Body ground |
Ground for room temperature sensor |
Always |
Below 1 Ω |
A36-27 (SG-7) - Body ground |
GR - Body ground |
Ground for evaporator temperature sensor |
Always |
Below 1 Ω |
A36-28 (SG-8) - Body ground |
LG - Body ground |
Ground for air conditioner pressure sensor, ambient temperature sensor, A/C lock sensor |
Always |
Below 1 Ω |
A36-29 (S5-4) - A36-10 (GND) |
R - W-B |
Power supply for air mix damper position sensor (for front passenger side) |
Ignition switch off |
Below 1 V |
Ignition switch ON |
4.75 to 5.25 V |
(a) Waveform 1:
Item |
Content |
---|---|
Terminal No. |
A35-7 (LOCK) - A36-10 (GND) |
Tool Setting |
200 mV/DIV., 10 ms./DIV. |
Vehicle Condition |
|
(b) Waveform 2:
Item |
Content |
---|---|
Terminal No. |
A36-23 (BLW) - A36-10 (GND) |
Tool Setting |
1 V/DIV., 500 μs./DIV. |
Vehicle Condition |
|
2. AIR CONDITIONING CONTROL ASSEMBLY
HINT:
Check from the rear of the connector while it is connected to the air conditioning control assembly.
Terminal No. (Symbol) |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
---|---|---|---|---|
A33-8 (IG+) - A33-1 (GND) |
LG - W-B |
Power source (IG) |
Ignition switch off |
Below 1 V |
Ignition switch ON |
11 to 14 V |
|||
A33-1 (GND) - Body ground |
W-B - Body ground |
Ground for air conditioning control assembly |
Always |
Below 1 Ω |
A33-2 (STX) - A33-1 (GND) |
SB - W-B |
LIN communication signal |
Ignition switch ON |
Pulse generation |
3. ECM (See page )
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for both the LH and RH sides.
The procedure described below is for the LH side.
PROCEDURE
1. INSTALL FOG LIGHT ASSEMBLY
(a) Engage the 2 guides to install the fog light assembly.
(b) Install the screw.
(c) Co ...
Entry Interior Alarm does not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the buzzer in the combination
meter assembly to perform various vehicle interior warnings. When the conditions
of each warning are met, the certification ECU (smart key ECU assembly) sends a
buzzer activation request signal to the com ...
Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
(a) When a DTC is stored, the 4 wheel drive control ECU stores the current vehicle
state as Freeze Frame Data.
HINT:
Freeze Frame Data at the time a DTC is stored:
When the 4 wheel drive control ECU stores data at the time a DTC is stored, no
updates w ...