Switch CAN Communication Circuit Inspection
| Item | Normal value | Prerequisite condition | Probe(+) | Probe(-) |
|---|---|---|---|---|
| CAN Communication Circuit (open/short): resistance | Below 1Ω | 1. BSD ECU. IGPM connector: Disconnected 2. Ignition switch: OFF |
BSD ECU CAN High terminal | IGPM CAN High terminal |
| BSD ECU CAN Low terminal | IGPM CAN Low terminal | |||
| 1. IGPM, EMS ECU connector: Disconnected 2. Ignition switch: OFF |
IGPM CAN High terminal | EMS ECU CAN High terminal | ||
| IGPM CAN Low terminal | EMS ECU CAN Low terminal |
- Is the result within specifications?
YES
- Replace the IGPM or EMS ECU with an usable one. If the IGPM or EMS ECU works properly, replace the mirror and go to "VERIFICATION OF VEHICLE REPAIR ".
NO
- Inspect for an open in the CAN communication line between the BDS ECU and EMS ECU.