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Lexus Truck
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1999
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RX 300 AWD V6-3.0L (1MZ-FE)
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - HVAC
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Solar Sensor
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Description and Operation
Solar Sensor: Description and Operation
CIRCUIT DESCRIPTION
A photo diode in the
solar sensor
detects solar radiation and sends signals to the A/C ECU (Combination meter ECU).