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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 87 (Blower System (HEV)) >> PWM Blower Module >> Repair Procedures >> Inspection

Repair Procedures: Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Turn the ignition switch ON.
  2. Manually operate the control switch and measure the voltage of the blower motor.
  3. Select the control switch to raise voltage until the speed gets high.
    Fig 1: Blower Motor Circuit Diagram & Connector End Views
    G10590567Courtesy of HYUNDAI MOTOR AMERICA
    BLOWER speed Manual Voltage Auto Voltage
    1 3.4 Auto Low (4.5V)
    2 4.6 4.5 ~ 5.5
    3 5.9 5.6 ~ 6.7
    4 7.2 6.8 ~ 7.7
    5 8.3 7.8 ~ 8.9
    6 9.5 9.0 ~ 10.1
    7 11.3 10.2 ~ 11.3
    8 B+ -
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