>
Hyundai Equus Manuals

Hyundai Equus: Ambient Temperature Sensor Repair procedures - Air Conditioning System - Heating, Ventilation and Air Conditioning - Hyundai Equus VI 2009-2026 Service ManualHyundai Equus: Ambient Temperature Sensor Repair procedures

Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Ambient Temperature Sensor Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper Cover")
3.
Disconnect ambient temperature sensor.
4.
Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature.

1. Ambient Sensor (+)

2. Ambient Sensor (-)

Specification
Ambient temperature
[°C(°F)]
 Resistance between terminal 1 and 2 (kx)
-30 (-22)
480.41
-20 (-4)
271.21
-10 (14)
158.18
0 (32)
95.1
10 (50)
58.8
20 (68)
37.32
30 (86)
23.26
40 (104)
16.13
50 (122)
10.95

5.
If the measured resistance is not within specification, substitute with a known-good ambient temperature sensor and check for proper operation.
6.
Replace the ambient temperature sensor if it is proved that there is a problem with the sensor.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper Cover")
3.
Disconnect the smart cruise control unit connector (A).
4.
Loosen the bolts and then remove the smart cruise control unit bracket (B).

5.
Disconnect the connector and then remove the ambient temperature sensor (A).
[Smart Cruise Control system]

[Non-Smart Cruise Control system]

6.
Install in the reverse order of removal.
    Ambient Temperature Sensor Description and Operation
    Description The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower te ...

    Air Quality Sensor (AQS) Description and Operation
    Desciption The Air Quality Sensor (AQS) is located at the center support in front of the engine radiator. It detects hazardous elements in ambient air providing output signal to the control. A ...

    See also:

    EPB Switch Repair procedures
    Removal 1. Turn ignition switch off and disconnect the battery (-) cable from the battery 2. Remove the driver side crash pad side cover. (Refer to Body - "Crash Pad") 3. Remove the cra ...

    1. Crankcase emission control system
    The positive crankcase ventilation system is employed to prevent air pollution caused by blow-by gases being emitted from the crankcase. This system supplies fresh filtered air to the crankcase thr ...

    Canister Close Valve (CCV) Schematic Diagrams
    Circuit Diagram ...

    Categories

    Hyundai Equus Manuals

    © 2011-2026 Copyright www.heqmanual.com