C-CAN Communication Circuit Inspection
WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
| Item | Normal Value | Prerequisite Condition | Probe (+) | Probe (-) |
|---|---|---|---|---|
| CAN Communication Circuit (Open, Short) Resistance |
Approx. below 1Ω | 1. 4WD ECM, Engine ECU: Disconnected 2. Ignition Switch: OFF |
4WD CAN High Terminal | ECU CAN High Terminal |
| 4WD CAN Low Terminal | ECU CAN Low Terminal | |||
| CAN Communication Circuit (Short): Resistance | Infinite | 1. Ignition Switch: OFF | Data Link Terminal #3 | Data Link Terminal #11 |
- Is the result within specifications?
YES
- Replace the EMS ECU with an usable one and check for proper operation. If the problem is corrected, replace the EMS ECU (ENGINE CONTROL MODULE (ECM) - 1.6L /ENGINE CONTROL MODULE (ECM) - 2.0L ).
- Repair or replace the relevant component(s) as necessary, and go to "VERIFICATION OF VEHICLE REPAIR ".
NO
- Repair the open/short in CAN Communication Circuits and go to "VERIFICATION OF VEHICLE REPAIR ".