Determining Open Circuit Location (HS-Can) [Multiplex Communication System]: B

B 

Possible cause 

• Connector terminal disconnection, poor contact, damage, deformation, corrosion
• Open circuit in wiring harness between TCM and branch A
• TCM malfunction

Fig 1: Multiplex Communication System - Wiring Diagram

Inspection item 

• TCM connector
• Wiring harness between TCM terminal B and branch A
• Wiring harness between TCM terminal E and branch A
• TCM