With smart city brake support (SCBS) and forward sensing camera (FSC)

Possible cause 

• Connector terminal disconnection, poor contact, damage, deformation, corrosion
• Open circuit in wiring harness between connectors C-58, C-57 and connector C-10
• Open circuit in wiring harness between connector C-10 and connector C-11
• Open circuit in wiring harness between connector C-11 and connector C-42
• Connectors C-58, C-57 malfunction
• Connector C-10 malfunction
• Connector C-11 malfunction
• Connector C-42 malfunction

Fig 1: HS-CAN System Wiring Diagram (Q - With SCBS And FSC)

Courtesy of MAZDA MOTORS CORP.

Inspection item 

• Connectors C-58, C-57
• Connector C-10
• Connector C-11
• Connector C-42
• Wiring harness between connectors C-58, C-57 and connector C-10
• Wiring harness between connector C-10 and connector C-11
• Wiring harness between connector C-11 and connector C-42