| Circuit Diagram |

Specifications ▷ Type: Hall effect sensor Operation condition [°C(°F)]((-)40~150)) -40~302Air gap(mm)in.(0.8~1.25) 0.032~0.049Output voltageHigh1.
Signal Waveform Fig 1) Input/Output speed sensor at low speed Fig 2) Input/Output speed sensor at high speed
Inspection 1. Press the OFF switch more then 4 times within 2 seconds while pressing the MODE switch. DisplayFail description00Normal23Auto defog sensor OPEN24Auto defog sensor SHORT43Defog door potentiometer OPEN/SHORT44Defog door potentiometer * Diagnostic procedure refer to DTC code.
Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower unit.(Refer to HA group – heater unit). 3. Remove the blower unit (A) from the heater unit after loosening a mounting bolt and 3 screws. Make sure that there is no air leaking out of the blower and duct joints.