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): Resistance | Approx. below 1Ω | 1. 4WD ECM, ESC ECU: Disconnected 2. Ignition Switch: OFF |
4WD CAN High Terminal | ESC CAN High Terminal |
| 4WD CAN Low Terminal | ESC CAN Low Terminal |
- Is the result within specifications?
YES
- Replace the ESC with an usable one and check for proper operation. If the problem is corrected, replace the ELECTRONIC STABILITY PROGRAM (ESP) SYSTEM .
- Repair or replace the relevant component(s) as necessary, and go to "VERIFICATION OF VEHICLE REPAIR ".
NO
- If the resistance is infinite Ω, inspect and repair an open in the CAN High/Low lines. Then go to "VERIFICATION OF VEHICLE REPAIR ".
- Repair or replace the relevant component(s) as necessary, and go to "VERIFICATION OF VEHICLE REPAIR ".