Repair Procedures: Inspection
- Turn the ignition switch OFF.
- Disconnect ambient temperature sensor.
- Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature.
Courtesy of KIA MOTORS AMERICA, INC. RESISTANCE SPECIFICATION
| Ambient Temperature [°C (°F)] |
Resistance Between Terminals 1 And 2 (kΩ±3%) |
| -30 (-22) |
480.41 |
| -20 (-4) |
271.21 |
| -10 (14) |
158.18 |
| 0 |
(32) 95.10 |
| 10 |
(50) 58.80 |
| 20 |
(68) 37.32 |
| 30 (86) |
24.26 |
| 40 (104) |
16.13 |
| 50 (122) |
10.95 |
- If the measured resistance is not within specification, substitute with a known-good ambient temperature sensor and check for proper operation.
- Replace the ambient temperature sensor if it is proved that there is a problem with it.