7123116

1.

IG KEY OFF.

2.

Disconnect battery (-) cable.

3.

Disconenct EMS ECU connector.

4.

Check resistance of EMS ECU C-CAN LOW and C-CAN HIGH.

5.

Check resistance of CLU ECU C-CAN LOW and C-CAN HIGH.

Specification : Approx. 120 Ω

6.

Is the measured value within specification ?

▶ Substitute with a known - good unit and check for proper operation.

If the problem is corrected, replace the unit and go to "Verification of Vehicle Repair" procedure.

▶ Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of Vehicle Repair" procedure.