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Description The ECM (Electro Chromatic inside rear view Mirror) automatically dims when it senses light reflecting in the rear view mirror. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor is for the light from the rear.
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Inspection 1. Turn the ignition switch ON. 2. Manually operate the control switch and control the voltage of the blower motor. 3. Select the control switch to raise the voltage until high speed. Specification Fan Speed (Manual)Motor Voltage (V)13.