Kia Niro: Engine Control System / ETC (Electronic Throttle Control) System Troubleshooting
| Fail-Safe Mode |
|
Item |
Fail-Safe |
||
|
ETC Motor |
Throttle valve stuck at 7° |
||
|
TPS |
TPS 1 fault |
Replace it with TPS 2 |
|
|
TPS 2 fault |
Replace it with TPS 1 |
||
|
TPS 1, 2 fault |
Throttle Angle (°) |
Throttle
valve stuck at 5° |
|
|
APS |
APS 1 fault |
Replace it with APS 2 |
|
|
APS 2 fault |
Replace it with APS 1 |
||
|
APS 1, 2 fault |
Engine idle state |
||
When throttle value is stuck at 7°, engine speed will be limited to below 1,500 rpm and vehicle speed to maximum of 40 - 50 km/h (25 - 31 mph). |
ETC (Electronic Throttle Control) System Repair procedures
Inspection
Throttle Position Sensor
(TPS)
1.
Connect the KDS/GDS on the Data Link Connector (DLC).
2.
Start the engine and measure the output v ...
Manifold Absolute Pressure Sensor (MAPS) Specifications
Specification
Pressure
[kPa (kgf/cm², psi)]
Output Voltage (V) [Vref = 5V]
20.0 (0.20, 2.9)
0.79
46.7 (0.47, ...
Other information:
Kia Niro 2017 (DE HEV) Service Manual: Instrument Cluster Components and components location
Components
[Standard Type ("3.5")]
[Super Vision Type ("4.3")]
Connector Pin Information
No.
Description
No.
Description
1
Ground
21
...
Kia Niro 2017 (DE HEV) Service Manual: Relay Box (Passenger Compartment) Repair procedures
Fuse Inspection
1.
Check that the fuse holders are loosely held and that the fuses are securely
fixed by the holders.
2.
Check that each fuse circuit has the exact fuse capacity.
3.
Check the fuses for any damage.
...
