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Home >> Lexus >> 2000 >> ES 300 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Automatic A/C-Heater Systems >> System Tests >> Blower Motor Circuit

Blower Motor Circuit

  1. Turn ignition off. Remove blower motor. See BLOWER MOTOR  under REMOVAL & INSTALLATION. Using a fused jumper wire, connect battery voltage to terminal No. 2 (Blue/Red wire) of blower motor. Connect terminal No. 1 (Black/White wire) to ground. If blower motor runs smoothly, go to next step. Replace blower motor if it does not run smoothly.
  2. Inspect wiring between blower motor and battery, and between blower motor and ground. Repair wiring as necessary.
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