Check Open in CAN Communication Line
- Ignition switch 'OFF'.
- Disconnect AEB(SCC) Module connector and ECM connector.
- Measure the resistance between C-CAN High terminal of AEB(SCC) Module harness connector and C-CAN High terminal of ECM harness connector.
- Measure the resistance between C-CAN Low terminal of AEB(SCC) Module harness connector and C-CAN Low terminal of ECM harness connector.
Specification : Below 1 Ω
- Is the measured value within specification?
YES
- Check Engine ECM, AEB(SCC) Module connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary, and then go to "Verification of Vehicle Repair " procedure.
NO
- Check for open/short in harness.
- Repair as necessary, and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.