Solar Radiation Sensor Inspection (Auto A/C)
WARNING: This page is about a different car, the 2020 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
- Remove the solar radiation sensor. (See SOLAR RADIATION SENSOR REMOVAL/INSTALLATION (AUTO A/C) .)
- Shine a fluorescent light or expose the solar radiation sensor to natural sunlight.
- Connect the positive (+) lead to terminals A and negative (-) lead to terminal B of the solar radiation sensor, and verify that the voltage value is output.
- If the voltage is 0 V, replace the solar radiation sensor. (See SOLAR RADIATION SENSOR REMOVAL/INSTALLATION (AUTO A/C) .)