Inspection 1. Disconnect the battery negative terminal. 2. Remove the fuse box cover. 3. Remove the starter relay (A). 4. Check for continuity between the terminals (30 and 87) using an ohmmeter.
System Block Diagram Component Parts And Function Outline Component partFunctionVehicle-speed sensorConverts vehicle speed to pulse.ECMReceives signals from sensor and control switches.
Specification ItemSpecificationUltrasonic sensorVoltage ratingDC 12 VDetecting range30 cm ~ 120 cmOperation voltageDC 9 ~ 16 VOperation currentMAX 300 mAOperation temperature-30°C ~ +80°C (-22°C ~ +176°C)Operation frequency48 ± 5 KHzEffective operating velocity10 KPH (6.
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.