Circuit Inspection
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
EPB ECU connector | 12 (C-CAN High) | Chassis ground | - | Figure below |
| EPB ECU connector | 9 (C-CAN Low) | Chassis ground | - | ||
|
EPB ECU connector | 12 (C-CAN High) | HECU connector | 26 (C-CAN High) | Below 1Ω |
| EPB ECU connector | 9 (C-CAN Low) | HECU connector | 14 (C-CAN Low) | Below 1Ω | |
Good
- Carefully re-do this troubleshooting guide steps.
- If no problems were found with the circuits or connectors and DTC still occurs, replace the HECU and go to "VERIFICATION OF REPAIR " procedure.
* In case of replacing control unit, perform necessary "Vehicle S/W Management".
No Good
- Repair open or short in circuit and then go to "VERIFICATION OF REPAIR " procedure.