Kia Optima Manuals

Kia Optima: Specifications - Engine Control/Fuel SystemKia Optima: Specifications

Specifications
Fuel Delivery System
Items
Specification
Fuel Tank
Capacity
65 lit. (17.2 U.S.gal., 68.7 U.S.qt., 57.2 Imp.qt.)
Fuel Filter
Type
Paper type
Fuel Pressure Regulator
Regulated Fuel Pressure
333 ~ 353 kPa (3.4 ~ 3.6 kgf/cm?, 48.3 ~ 51.2 psi)
Fuel Pump
Type
Electrical, in-tank type
Driven by
Electric motor

Sensors
Manifold Absolute Pressure Sensor (MAPS)
? Type: Piezo-resistive pressure sensor type
? Specification
Pressure (kPa)
Output Voltage (V)
20.0
0.79
46.7
1.84
101.3
4.0

Intake Air Temperature Sensor (IATS)
? Type: Thermistor type
? Specification
Temperature [°C(°F)]
Resistance (k?)
-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)
1.56 ~ 1.74
60(140)
0.54 ~ 0.62
80(176)
0.29 ~ 0.34

Engine Coolant Temperature Sensor (ECTS)
? Type: Thermistor type
? Specification
Temperature [°C(°F)]
Resistance (k?)
-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: Variable resistor type
? Specification
Throttle Angle(°)
Output Voltage (V)
TPS1
TPS2
0
0
5.0
10
0.48
4.52
20
0.95
4.05
30
1.43
3.57
40
1.90
3.10
50
2.38
2.62
60
2.86
2.14
70
3.33
1.67
80
3.81
1.19
90
4.29
0.71
100
4.76
0.24
105
5.0
0
C.T (6~15°)
0.29 ~ 0.71
4.29 ~ 4.71
W.O.T (93~102°)
4.43 ~ 4.86
0.14 ~ 0.57

Item
Resistance (k?)
TPS1
0.875 ~ 1.625 [20°C(68°F)]
TPS2
0.875 ~ 1.625 [20°C(68°F)]

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 (?)
2.5 ~ 4.0 [20°C(68°F)]

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
? Type: Zirconia (ZrO2) [Binary] Type
? Specification
A/F Ratio (?)
Output Voltage(V)
RICH
Approx. 0.9
LEAN
Approx. 0.04

Item
Specification
Heater Resistance (?)
3.3 ~ 4.1 [21°C(69.8°F)]

Accelerator Position Sensor (APS)
? Type: Variable resistor type
? Specification
Accelerator
Position
Output Voltage (V)
APS1
APS2
C.T
0.7 ~ 0.8
0.29 ~ 0.46
W.O.T
3.85 ~ 4.35
1.93 ~ 2.18

Fuel Tank Pressure Sensor (FTPS)
? Type: Piezo - Resistivity type
? Specification
Pressure
[kPa (kgf/cm?, in H2O)
Output Voltage (V)
-6.67 (-0.068, -26.8)
0.5
0
2.5
+6.67 (0.068, 26.8)
4.5

Natural Vacuum Leakage Detection (NVLD)
? Specification
Item
Current (mA)
Switch open
Switch close
Power supply
Approx. 2.0
Approx. 3.0
Data line
Approx. 10.0
-

Actuators
Injector
? Specification
Item
Specification
Coil Resistance (?)
13.8 ~ 15.2 [20°C(68°F)]

ETC Motor [integrated into ETC Module]
? Specification
Item
Specification
Coil Resistance (?)
1.2 ~ 1.8 [20°C(68°F)]

Purge Control Solenoid Valve (PCSV)
? Specification
Item
Specification
Coil Resistance (?)
19.0 ~ 22.0 [20°C(68°F)]

CVVT Oil Control Valve (OCV)
? Specification
Item
Specification
Coil Resistance (?)
6.9 ~ 7.9 [20°C(68°F)]

Ignition Coil
? Type: Stick type
? Specification
Item
Specification
1st Coil Resistance (?)
0.62 ± 10%[20°C(68°F)]
2nd Coil Resistance (k?)
7.0 ± 15%[20°C(68°F)]

Canister Close Valve (CCV)
? Specification
Item
Specification
Coil Resistance (?)
19.8 ~ 21.8 [20°C(68°F)]

Service Standard
SOC state
Ignition timing (°)
Lever position
Idle rpm
SOC 40%
BTDC 21° ± 10°
D,N,P-Range
1700 ± 100 rpm
SOC 42%
BTDC 18° ± 10°
D,N,P-Range
1500 ± 100 rpm
SOC 43%
BTDC 15° ± 10°
D,N,P-Range
1300 ± 100 rpm

Tightening Torques
Engine Control System
Item
kgf.m
N.m
lb-ft
ECM mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
ECM bracket mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Manifold absolute pressure sensor mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Crankshaft position sensor mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Crankshaft position sensor protector mounting bolt (M8)
1.9 ~ 1.4
18.6 ~ 23.5
13.7 ~ 17.4
Crankshaft position sensor protector mounting bolt (M6)
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Camshaft position sensor (Bank 1 / Intake) mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Camshaft position sensor (Bank 1 / Exhaust) mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 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) installation
4.0 ~ 5.0
39.2 ~ 49.1
28.9 ~ 36.2
Heated oxygen sensor (Bank 1 / sensor 2) installation
4.0 ~ 5.0
39.2 ~ 49.1
28.9 ~ 36.2
Electronic throttle body mounting bolt
0.8 ~ 1.2
7.8 ~ 11.8
5.8 ~ 8.7
Purge control solenoid valve bracket mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
CVVT oil control valve (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
Ignition coil mounting bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Natural Vaccum Leakage Detection (NVLD) mounting screw
0.2 ~ 0.3
2.3 ~ 3.3
1.7 ~ 2.5

Fuel Delivery System
Item
kgf.m
N.m
lb-ft
Fuel tank band mounting nut
4.0 ~ 5.5
39.2 ~ 54.0
28.9 ~ 39.8
High Voltage Shut-off Procedures
High Voltage Shut-off Procedures     Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage sys ...

Special Service Tools
Special Service Tools Tool (Number and Name)IllustrationApplicationFuel Pressure Gauge(09353-24100)Measuring the fuel line pressureFuel Pressure Gauge Adapter(09353-38000)Connection between the d ...

See also:

Replacement
1. Disconnect the negative (-) battery terminal. 2. Using the screwdriver, remove the side cover (A). 3. Loosen the mounting screw and the ...

Replacement
1. Remove the front wheel & tire. Tightening torque : 88.3 ~ 107.9N.m (9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft) ...

Measurement Method
Projected Dimensions 1. These are the dimensions measured when the measurement points are projected into the reference plane, and are the reference dimensions used for b ...

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