FixVault

DTC B1873: Notes

DTC B1873 DETECTION CONDITION POSSIBLE CAUSE

DTC B1873 Turn signal/hazard power feed circuit short to ground
DETECTION CONDITION  Short to GND in wiring harness between PJB and hazard warning switch
POSSIBLE CAUSE 
  • Short to GND in wiring harness between PJB terminal J-04 AC and hazard warning switch terminal A
  • Hazard warning switch malfunction
  • PJB malfunction
G04956594Courtesy of MAZDA MOTORS CORP.