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Sunload Sensor Inspection

WARNING: This page is about a different car, the 2004 Suzuki Aerio. However, it is still accessible from the selected car via links, so may be relevant.
  1. Light over sunload sensor vertically with an incandescent lamp of approximately 60 W. The distance between sunload sensor and lamp should be approximately 100 mm (3.94 in.).
  2. Measure voltage between terminals of sunload sensor as shown.

    If check result is not satisfactory, replace sunload sensor with new one.

Sunload sensor voltage specification 

0.3 V or more

Fig 1: Checking Sunload Sensor Voltage
G00764204Courtesy of SUZUKI OF AMERICA CORP.