Diagnosis Item 18: Diagnose when the M.U.T.-III cannot receive the data sent by WCM <vehicles without KOS>
| caution | When servicing a CAN bus line,
earth yourself by touching a metal object such as an unpainted water pipe. If you fail to do,
a component connected to the CAN bus line may be broken. |
FUNCTION
TROUBLE JUDGEMENT CONDITIONS
TROUBLESHOOTING HINTS
- Malfunction of the connector [joint connector (CAN1) or WCM connector
improperly connected]
- Malfunction of the wiring harness [open circuit between the WCM connector
and the joint connector (CAN1), or power supply circuit to the WCM]
- Malfunction of the WCM