FixVault

DTC B1627 [DSC]: Notes

DTC B1627 [DSC] DETECTION CONDITION AND POSSIBLE CAUSES

DTC B1627 Reverse signal
DETECTION CONDITION 
  • Reverse signal is input for 10 s or more  while driving at a vehicle speed of 65 km/h {40 mph} 
POSSIBLE CAUSE 
  • Short to power circuit in harness between DSC HU/CM terminal Z and back-up light switch
G04325866Courtesy of MAZDA MOTORS CORP.