LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2000 >> LS 400 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic A/C-Heater Systems >> Component Tests >> Solar Sensor >> Passenger's Side

Passenger's Side

  1. Remove glove box. Unplug solar sensor harness connector. Cover sensor with cloth. Connect ohmmeter positive lead to sensor terminal No. 1 (Blue wire), and connect ohmmeter negative lead to sensor terminal No. 3 (White wire). Record sensor resistance.
  2. Remove cloth. Subject sensor to bright light, and measure resistance between sensor terminals. If resistance is not as specified, replace sensor. See SOLAR SENSOR SPECIFICATIONS  table.
SOLAR SENSOR SPECIFICATIONS

Condition (1) Ohms
Sensor Covered By Cloth No Continuity
Sensor Subjected To Bright Light About 4000
(1) As light intensity decreases, resistance should increase.