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DTC B10D1: 23 Request Switch (LF) Circuit Malfunction: Notes

DTC B10D1:23 DETECTION CONDITION AND POSSIBLE CAUSE

Description  Request switch (LF) circuit malfunction 
Detection condition 
  • Start stop unit detected any of the following conditions at a vehicle speed of 5 km/h {3 mph} or more. 
    • The request switch (LF) is continuously ON for 2 min or more. 
    • The request switch (LF) was ON 7 times  before the vehicle speed decreased to less than 5 km/h {3 mph}. 
Fail-safe function  Not applicable
Possible cause 
  • Front outer handle (LH) connector or terminal malfunction
  • LF control unit connector or terminal malfunction
  • Short to ground in wiring harness between LF control unit terminal C and front outer handle (LH) terminal D
  • Request switch (LF) malfunction
  • LF control unit malfunction
  • Start stop unit malfunction
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