Circuit Inspection
WARNING: This page is about a different car, the 2017 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.
Courtesy of KIA MOTORS AMERICA, INC. LDWS ECU SYSTEM SPECIFICATION
| Inspection Condition |
(+) Probe |
(-) Probe |
Specification |
| Connector |
Terminal |
Connector |
Terminal |
- Ignition "OFF".
- Disconnect battery (-) cable.
- Wait for approx. 4min.
|
LDWS ECU connector |
12 (C-CAN High) |
LDWS ECU connector |
4 (C-CAN Low) |
Approx. 60Ω |
- Ignition "OFF".
- Disconnect battery (-) cable.
- Disconnect the electrical connector(s) from the concerned component.
|
IGPM |
4 (C-CAN High) |
IGPM |
3 (C-CAN Low) |
Approx. 120Ω |
| CLU |
33 (C-CAN High) |
CLU |
32 (C-CAN Low) |
Approx. 120Ω |
- Ignition "ON".
|
LDWS ECU connector |
12 (C-CAN High) |
LDWS ECU connector |
4 (C-CAN Low) |
Fig 2 |
Courtesy of KIA MOTORS AMERICA, INC.
| Good |
- Fault is intermittent caused by poor contact in the sensors and/or ECM's connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF REPAIR " procedure.
|
| No Good |
- If no problems were found with the circuits or connectors, replace the Steering Angle Sensor and go to "VERIFICATION OF REPAIR " procedure.
|