Possible cause

• Connector terminal disconnection, poor contact, damage, deformation, corrosion
• Instrument cluster power supply voltage or body ground malfunction
• Open circuit in wiring harness between instrument cluster and connector C-63
• Connector C-63 malfunction
• Instrument cluster malfunction

System wiring diagram

Fig 1: Instrument Cluster Communication Diagram

Courtesy of MAZDA MOTORS CORP.

• Connector terminal disconnection, poor contact, damage, deformation, corrosion
• Active driving display power supply voltage or body ground malfunction
• Active driving display malfunction

System wiring diagram

Fig 1: Active Driving Display Communication Diagram

Courtesy of MAZDA MOTORS CORP.

• Connector terminal disconnection, poor contact, damage, deformation, corrosion
• Instrument cluster power supply voltage or body ground malfunction
• Open circuit in wiring harness between active driving display and instrument cluster
• Instrument cluster malfunction
• CAN circuit in active driving display malfunction

System wiring diagram

Fig 1: PCM Circuit Diagram

Courtesy of MAZDA MOTORS CORP.