Diagnosis Item 7: Diagnose when the M.U.T.-III cannot receive the data sent by 4WD-ECU <4WD>
| 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 (CAN2) or 4WD-ECU
improperly connected]
- Malfunction of the wiring harness [open circuit between the 4WD-ECU and
the joint connector (CAN2), power supply circuit to the 4WD-ECU]
- Malfunction of the 4WD-ECU