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DTC B1D39-13; Rear Wiper Motor Circuit Malfunction: Notes

DTC B1D39-13; REAR WIPER MOTOR CIRCUIT MALFUNCTION - DETECTION CONDITION & POSSIBLE CAUSE

Description Rear wiper motor circuit malfunction
Detection condition
  • Electrical supply unit (ESU) detects an open circuit in the rear wiper motor circuit with the ignition switched ON (engine off or on).
Fail-safe Not applicable
Possible cause
  • Rear wiper motor connector or terminal malfunction
  • Rear wiper motor malfunction
  • Open circuit in wiring harness between rear wiper motor terminal C and body ground
  • Electrical supply unit (ESU) connector or terminal malfunction
  • Open circuit in wiring harness between rear wiper motor terminal A and electrical supply unit (ESU) terminal 2M
  • Electrical supply unit (ESU) malfunction
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