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: Electric EGR Control Valve Description and operation
Description
The Electric EGR Control Valve is a solenoid valve installed between the EGR
cooler and the exhaust line that controls the EGR (Exhaust Gas Recirculation) amount
by the ECM's duty control signal depending on engine load and the intake air demand.
The Exhaust Gas R ...
Kia Niro 2017 (DE HEV) Service Manual: Rear Washer Motor Repair procedures
Inspection
1.
With the washer motor connected to the reservoir tank, fill the reservoir
tank with water.
Before filling the reservoir tank with water, check the filter
...