Driver Information Center (DIC) Temperature Display Inaccurate. Opel Sintra 1999

For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
Important: In order to avoid misdiagnosis, set the J 39200 to zero before you take any measurements.

1

1. Disconnect the ambient air temperature sensor connector.
2. Using a J 39200 DMM, measure the resistance across the ambient air temperature sensor terminals at two different temperatures.
3. Compare these readings to those in the Ambient Air Temperature Sensor Resistance table.

Are the resistance readings within specifications?

--

Go to Step 3

Go to Step 2

2 | Replace the ambient air temperature sensor. Refer to Ambient Air Temperature Gage Sensor Replacement in Instrument Panel, Gauges and Console. Has the repair been made and the system rechecked? | -- | System OK | --
3 | Replace the driver information display. Refer to Driver Information Center Replacement in Instrument Panel, Gauges and Console. Has the repair been completed and the system rechecked? | -- | System OK | --

### Ambient Air Temperature Sensor Resistance

Temperature | Resistance
--- | ---
Celsius | Fahrenheit | Minimum | Nominal | Maximum
-35°C | -30°F | 206 629 ohms | 227 610 ohms | 250 588 ohms
-18°C | 0°F | 79 825 ohms | 86 463 ohms | 93 878 ohms
0°C | 32°F | 30 502 ohms | 32 645 ohms | 35 054 ohms
25°C | 77°F | 9 456 ohms | 10 000 ohms | 10 574 ohms
59°C | 138°F | 2 458 ohms | 2 579 ohms | 2 707 ohms