Circuit Inspection
WARNING: This page is about a different car, the 2021 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
|---|---|---|---|---|---|
| Connector | Terminal | Connector | Terminal | ||
|
TCM connector | 30 (H-CAN high) | Chassis ground | - | Fig.1 |
| TCM connector | 31 (H-CAN low) | Chassis ground | - | ||
|
ECM connector (Component side) | 56 (H-CAN high) | ECM connector (Component side) | 78 (H-CAN low) | Approx. 120Ω |
| BMS connector (Component side) | 8 (H-CAN high) | BMS connector (Component side) | 7 (H-CAN low) | Approx. 120Ω | |
Good
- Go to "Module Circuit Inspection" procedure.
- Repair as necessary and then go to "VERIFICATION OF REPAIR " procedure.
No Good
- Repair open or short in circuit and then go to "VERIFICATION OF REPAIR " procedure.
| Module Circuit Inspection | |||||
|---|---|---|---|---|---|
| Inspection Condition | (+) Probe | (-) Probe | Specification | ||
| Connector | Terminal | Connector | Terminal | ||
|
HCU connector | 4, 5, 6 (memory power) | Chassis ground | - | Approx. 12V |
|
HCU connector | 34 (ON/Start Input) | Chassis ground | - | Approx. 12V |
|
HCU connector | 1, 2, 3 (ground) | Chassis ground | - | Approx. below 1Ω |
|
TCM connector | 30 (H-CAN high) | HCU connector | 81 (H-CAN high) | Approx. below 1Ω |
|
TCM connector | 31 (H-CAN low) | HCU connector | 82 (H-CAN low) | Approx. below 1Ω |
Good
- Go to "COMPONENT INSPECTION " procedure.
- Repair as necessary and then go to "VERIFICATION OF REPAIR " procedure.
No Good
- Repair open or short in circuit and then go to "VERIFICATION OF REPAIR " procedure.