Kia Niro: Engine Control/Fuel System / Specifications
| Specifications |
| Fuel Delivery System |
|
Items |
Specification |
|
|
Fuel Tank |
Capacity |
45 L (11.9 U.S.gal., 47.6 U.S.qt., 39.6 Imp.qt.) |
|
Fuel Filter |
Type |
Paper type |
|
Fuel Pressure |
Low Pressure Fuel Line |
Over 290 kPa (Over 2.9 bar, Over 2.95 kgf/cm², Over 42.06 psi) |
|
High Pressure Fuel Line |
2 - 20 MPa (20.4 - 203 kgf/cm², 290 - 2900 psi) |
|
|
Fuel Pump |
Type |
Electrical, in-tank type |
|
Driven by |
Electric motor |
|
|
High Pressure Fuel Pump |
Type |
Mechanical type |
|
Driven by |
Camshaft |
|
| Sensors |
Manifold Absolute Pressure Sensor (MAPS)
▷ Type: Piezo-resistive pressure sensor type
▷ Specification
|
Pressure [kPa (kgf/cm², psi)] |
Output Voltage (V) [Vref= 5V] |
|
20.0 (0.20, 2.9) |
0.79 |
|
46.7 (0.47, 6.77) |
1.84 |
|
101.3 (1.03, 14.7) |
4.21 |
Intake Air Temperature Sensor (IATS)
▷ Type: Thermistor type
▷ Specification
|
Temperature |
Resistance (kΩ) |
|
|
°C |
°F |
|
|
-40 |
-40 |
40.93 - 48.35 |
|
-20 |
-4 |
13.89 - 16.03 |
|
0 |
32 |
5.38 - 6.09 |
|
10 |
50 |
3.48 - 3.90 |
|
20 |
68 |
2.31 - 2.57 |
|
40 |
104 |
1.08 - 1.21 |
|
50 |
122 |
0.76 - 0.85 |
|
60 |
140 |
0.54 - 0.62 |
|
80 |
176 |
0.29 - 0.34 |
Engine Coolant Temperature Sensor (ECTS)
▷ Type: Thermistor type
▷ Specification
|
Temperature |
Resistance (kΩ) |
|
|
°C |
°F |
|
|
-40 |
-40 |
48.14 |
|
-20 |
-4 |
14.13 - 16.83 |
|
0 |
32 |
5.79 |
|
20 |
68 |
2.31 - 2.59 |
|
40 |
104 |
1.15 |
|
60 |
140 |
0.59 |
|
80 |
176 |
0.32 |
Throttle Position Sensor (TPS) [integrated into ETC module]
▷ Type: Hall IC Non-contact sensor type
▷ Specification
|
Throttle angle(°) |
Output Voltage (V) [Vref=5V] |
|
|
TPS1 |
TPS2 |
|
|
0 |
0.5 |
4.5 |
|
10 |
0.96 |
4.05 |
|
20 |
1.41 |
3.59 |
|
30 |
1.87 |
3.14 |
|
40 |
2.32 |
2.68 |
|
50 |
2.78 |
2.23 |
|
60 |
3.23 |
1.77 |
|
70 |
3.69 |
1.32 |
|
80 |
4.14 |
0.86 |
|
90 |
4.6 |
0.41 |
|
98 |
4.65 |
0.35 |
|
C.T (0) |
0.5 |
4.5 |
|
W.O.T (86) |
4.41 |
0.59 |
Crankshaft Position Sensor (CKPS)
▷ Type: Hall effect type
Camshaft Position Sensor (CMPS)
▷ Type: Hall effect type
Knock Sensor (KS)
▷ Type: Piezo-electricity type
▷ Specification
|
Item |
Specification |
|
Capacitance (pF) |
850 - 1,150 |
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
▷ Type: Zirconia (ZrO2) [Linear] type
▷ Specification
|
Item |
Specification |
|
Heater Resistance (Ω) |
2.5 - 4.0 [20°C(69.8°F)] |
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
▷ Type: Zirconia (ZrO2) [Binary] type
▷ Specification
|
Item |
Specification |
|
Heater Resistance (Ω) |
Approx. 9.0 [20°C(68°F)] |
Rail Pressure Sensor (RPS)
▷ Type: Piezo-electricity type
▷ Specification
|
Pressure |
Output Voltage (V) [Vref=5V] |
|
|
bar |
[MPa (kgf/cm², psi)] |
|
|
0 |
0 (0, 0) |
0.5 |
|
140 |
14 (142, 2031) |
2.5 |
|
280 |
28 (286, 4061) |
4.5 |
Accelerator Position Sensor (APS)
▷ Type: Variable resistor type
▷ Specification
|
Accelerator Position |
Output Voltage (V) [Vref = 5V] |
|
|
APS1 |
APS2 |
|
|
C.T |
0.7 - 0.8 |
0.33 - 0.43 |
|
W.O.T |
3.98 - 4.22 |
1.98 - 2.13 |
| Actuators |
Injector
▷ Specification
|
Item |
Specification |
|
Coil Resistance (Ω) |
1.425 - 1.575 [20°C(68°F)] |
ETC Motor [integrated into ETC Module]
▷ Specification
|
Item |
Specification |
|
Coil Resistance (Ω) |
0.3 - 100 [20°C(68°F)] |
Purge Control Solenoid Valve (PCSV)
▷ Specification
|
Item |
Specification |
|
Coil Resistance (Ω) |
14.3 - 14.7 [20°C(68°F)] |
|
Rated Voltage (V) |
13.4 - 13.6 |
|
Pin |
2 |
|
Min. Operation Voltage (V) |
9 |
|
Valve type |
Normal Closed |
|
Rated current (A) |
0.93 |
CVVT Oil Control Valve (OCV) [Bank 1 / Exhaust]
▷ Specification
|
Item |
Specification |
|
Coil Resistance (Ω) |
6.9 - 7.9 [20°C(68°F)] |
|
Rated Voltage (V) |
12 |
|
Pin |
2 |
Electric EGR Control Valve
▷ Type: Motor / Position senso
▷ Specification
[Motor]
|
Item |
Specification |
|
Coil Resistance (Ω) |
2.21 - 2.99 [20°C(68°F)] |
|
Pin |
2 |
[Position sensor]
|
Item |
Specification |
|
Sensor Power (V) |
5 |
|
Pin |
3 |
|
Closed Voltage (V) |
3.85 - 4.15 |
|
Opened Voltage (V) |
0.75 - 1.25 |
Fuel Pressure Control Valve (FPCV)
▷ Specification
|
Item |
Specification |
|
Coil Resistance (Ω) |
0.52 ± 5 % [20°C(68°F)] |
|
Rated Voltage (V) |
6 - 16 |
|
Pin |
2 |
| Service Standard |
|
Item |
Specification |
||
|
Ignition Timing (°) |
BTDC 5° ± 10° |
||
|
Idle Speed (rpm) |
A/C OFF |
Neutral, N, P-range |
630 ± 100 |
|
D-range |
630 ± 100 |
||
|
A/C ON |
Neutral, N, P-range |
700 ± 100 |
|
|
D-range |
680 ± 100 |
||
| Tightening Torques |
Engine Control System
|
Item |
kgf·m |
N·m |
lb·ft |
|
ECM mounting nut |
1.0 - 1.2 |
9.8 - 11.8 |
7.2 - 8.7 |
|
Mass air flow sensor clamp mounting screw |
0.3 - 0.5 |
2.9 - 4.9 |
2.2 - 3.6 |
|
Mass air flow sensor mounting bolt |
0.4 - 0.6 |
3.9 - 5.8 |
2.8 - 4.3 |
|
Manifold absolute pressure sensor Intake Air Temperature Sensor [IATS] mounting
bolt |
1.0 - 1.2 |
9.8 - 11.8 |
7.2 - 8.7 |
|
Engine Coolant Temperature Sensor |
3.0 - 4.0 |
29.4 - 39.2 |
21.7 - 28.9 |
|
Crankshaft position sensor mounting bolt |
1.0 - 1.2 |
9.8 - 11.8 |
7.2 - 8.7 |
|
Camshaft position sensor [Bank 1 / Intake] mounting bolt |
0.8 - 1.2 |
7.8 - 11.8 |
5.7 - 8.7 |
|
Camshaft position sensor [Bank 1 / Exhaust] mounting bolt |
0.8 - 1.2 |
7.8 - 11.8 |
5.7 - 8.7 |
|
Knock sensor mounting bolt |
1.9 - 2.4 |
18.6 - 23.5 |
13.7 - 17.4 |
|
Heated oxygen sensor [Bank 1 / sensor 1] mounting |
4.0 - 5.0 |
39.2 - 49.1 |
28.9 - 36.2 |
|
Heated oxygen sensor [Bank 1 / sensor 2] mounting |
4.0 - 5.0 |
39.2 - 49.1 |
28.9 - 36.2 |
|
Rail pressure sensor |
3.0 - 3.5 |
30.0 - 34.3 |
22.1 - 25.3 |
|
Electronic throttle body mounting bolt |
0.8 - 1.0 |
7.8 - 9.8 |
5.8 - 7.2 |
|
Accelerator pedal module mounting bolt |
1.3 - 1.6 |
12.7 - 15.7 |
9.4 - 10.6 |
|
Electric EGR Control Valve mounting bolt |
1.0 - 1.2 |
9.8 - 11.8 |
7.2 - 8.7 |
|
Variable force solenoid [Bank 1 / Intake] mounting bolt |
1.0 - 1.2 |
9.8 - 11.8 |
7.2 - 8.7 |
|
CVVT oil control valve [Bank 1 / Exhaust] mounting bolt |
1.0 - 1.2 |
9.8 - 11.8 |
7.2 - 8.7 |
Fuel Delivery System
|
Item |
kgf·m |
N·m |
lb·ft |
|
Fuel tank mounting nut |
4.0 - 5.5 |
39.2 - 54.0 |
28.9 - 39.8 |
|
Delivery pipe mounting bolt |
1.9 - 2.4 |
18.6 - 23.5 |
13.7 - 17.4 |
|
High pressure fuel pump function bolck mounting bolt |
0.8 - 1.2 |
7.8 - 11.8 |
5.7 - 8.7 |
|
High pressure fuel pump mounting bolt |
1.3 - 1.5 |
12.8 - 14.7 |
9.4 - 10.9 |
|
High pressure fuel pipe flange nut |
2.7 - 3.3 |
26.5 - 32.4 |
19.5 - 23.9 |
High voltage shut-off procedures
High Voltage Shut-off Procedures
•
Be sure to read and follow the “General Safety Informat ...
Special service tools
Special Service Tools
Tool Name / Number
Illustration
Description
Fuel Pressure Gauge
09353-24100
Us ...
Other information:
Kia Niro (DE HEV) Owners Manual: Driving your vehicle
WARNING - ENGINE EXHAUST CAN BE DANGEROUS!
Engine exhaust fumes can be extremely dangerous. If, at any time, you smell exhaust
fumes inside the vehicle, open the windows immediately.
Do not inhale exhaust fumes.
Exhaust fumes contain carbon monoxide, a colorless, odorless gas that can cause ...
Kia Niro 2017 (DE HEV) Service Manual: Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the steering wheel.
(Refer to Steering System - "Steering Wheel")
3.
Remove the steering column upper and lower shrouds after loosening the ...
