Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT COOLER THERMISTOR (AMBIENT TEMPERATURE SENSOR)
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 - 2 |
10°C (50°F) |
3.00 to 3.73 kΩ |
15°C (59°F) |
2.45 to 2.88 kΩ |
|
20°C (68°F) |
1.95 to 2.30 kΩ |
|
25°C (77°F) |
1.60 to 1.80 kΩ |
|
30°C (86°F) |
1.28 to 1.47 kΩ |
|
35°C (95°F) |
1.00 to 1.22 kΩ |
|
40°C (104°F) |
0.80 to 1.00 kΩ |
|
45°C (113°F) |
0.65 to 0.85 kΩ |
|
50°C (122°F) |
0.50 to 0.70 kΩ |
|
55°C (131°F) |
0.44 to 0.60 kΩ |
|
60°C (140°F) |
0.36 to 0.50 kΩ |
HINT:
As the temperature increases, the resistance decreases (refer to the graph).
NOTICE:
If the result is not as specified, replace the cooler thermistor (ambient temperature sensor).
Text in Illustration
*a |
Component without harness connected (Ambient Temperature Sensor) |
*b |
Sensor Area |
*c |
Resistance (kΩ) |
*d |
Temperature (°C(°F)) |
Installation
INSTALLATION
PROCEDURE
1. INSTALL COOLER THERMISTOR (AMBIENT TEMPERATURE SENSOR)
(a) Attach the clamp to install the sensor.
(b) Connect the connector.
2. INSTALL RADIATOR GRILLE
(a) Install the radiator grille (See page ).
3. INSTALL UPPER RADIATOR SUPPORT SEAL
Removal
REMOVAL
PROCEDURE
1. REMOVE UPPER RADIATOR SUPPORT SEAL
2. REMOVE RADIATOR GRILLE
(a) Remove the radiator grille (See page ).
3. REMOVE COOLER THERMISTOR (AMBIENT TEMPERATURE SENSOR)
(a) Disconnect the connector.
(b) Using a screwdriver, detach the clamp and remove the sensor.
HINT:
Tape the screwdriver tip before use.
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK 4WD CONTROL ECU
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Speci ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / (desired system) / Trouble Codes.
(e) Read the DTCs.
2. CLEAR DTC
(a ...