CAN Communication System Malfunction

TROUBLE DIAGNOSIS FOR SYSTEM


CAN Communication System Malfunction

1.CHECK LOW TIRE PRESSURE WARNING CONTROL UNIT CONNECTOR
1. Turn ignition switch OFF, disconnect low tire pressure warning control unit harness connector, and check terminal for deformation, disconnection, looseness, etc.
2. Reconnect harness connector securely, and perform CONSULT-III self-diagnosis.





Is above displayed on self-diagnosis display?
YES - � If "CAN COMM CIRCUIT [U1000]" is displayed, print out self-diagnosis. And then, check to LAN-20, "Trouble Diagnosis Flow Chart".
- Replace low tire pressure warning control unit if "CONTROL UNIT [CAN] [U1010]" is displayed.
NO - Connector terminal connection is loose, damaged, open, or shorted. Repair or replace the terminal.