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No. 2 Heated Steering Wheel System Operates Constantly: Notes

NO. 2 HEATED STEERING WHEEL SYSTEM OPERATES CONSTANTLY DESCRIPTION AND POSSIBLE CAUSE

Description Heated steering wheel warms steering wheel even though heated steering wheel switch is off
Possible Causes Heated steering wheel switch is always ON
  • Heated steering wheel switch malfunction
    • Climate control unit malfunction

      Heated steering wheel control unit falsely detects heated steering wheel switch is ON

    • Heated steering wheel control unit malfunction
    • Clock spring malfunction
    • Short circuit in wiring harness between the following terminal:
    • Heated steering wheel control unit terminal B and climate control unit terminal 1R
G13723344Courtesy of MAZDA MOTORS CORP.