Without smart city brake support (SCBS) or forward sensing camera (FSC)

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Possible cause

Connector terminal disconnection, poor contact, damage, deformation, corrosion
Open circuit in wiring harness between connectors C-49, C-50 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-11
Open circuit in wiring harness between connector C-11 and connector C-35
Connectors C-49, C-50 malfunction
Connector C-10 malfunction
Connector C-11 malfunction
Connector C-35 malfunction

System wiring diagram

Fig 1: PCM System Diagram (P - Without SCBS And FSC)

Courtesy of MAZDA MOTORS CORP.

Inspection item

Connectors C-49, C-50
Connector C-10
Connector C-11
Connector C-35
Wiring harness between connectors C-49, C-50 and connector C-10
Wiring harness between connector C-10 and connector C-11
Wiring harness between connector C-11 and connector C-11
Wiring harness between connector C-11 and connector C-35