Kia Optima: Tightening Torques - Specifications - General Information - Engine Control/Fuel System - Kia Optima TF 2011-2025 Service ManualKia Optima: Tightening Torques

Engine Control System

Item
kgf.m
N.m
lb-ft
ECM installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
ECM bracket installation bolt/nut
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Manifold absolute pressure sensor #1 installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Manifold absolute pressure sensor #2 installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Crankshaft position sensor installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Crankshaft position sensor cover installation bolt (M6)
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Crankshaft position sensor cover installation bolt (M8)
1.9 ~ 2.4
18.6 ~ 23.5
13.7 ~ 17.4
Camshaft position sensor (Bank 1 / Intake) installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Camshaft position sensor (Bank 1 / Exhaust) installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Knock sensor installation 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
3.6 ~ 4.6
35 ~ 45
25.8 ~ 33.2
Rail pressure sensor installation
1.8 ~ 2.2
18.0 ~ 22.0
13.3 ~ 16.2
Electronic throttle body installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Purge control solenoid valve bracket installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
CVVT oil control valve (Bank 1 / Intake) installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
CVVT oil control valve (Bank 1 / Exhaust) installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
Ignition coil installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7
RCV control solenoid valve bracket installation bolt
0.8 ~ 1.2
7.8 ~ 11.8
5.8 ~ 8.7
CVVT oil temperature sensor installation
2.0 ~ 4.0
19.6 ~ 39.2
14.5 ~ 28.9

Fuel Delivery System

Item
kgf.m
N.m
lb-ft
Fuel tank installation nut
4.0 ~ 5.5
39.2 ~ 54.0
28.9 ~ 39.8
Fuel pump plate cover installation bolt
0.2 ~ 0.3
2.0 ~ 2.9
1.4 ~ 2.2
Filler-neck assembly bracket installation bolt
0.4 ~ 0.6
3.9 ~ 5.9
2.9 ~ 4.3
Filler-neck assembly installation screw
0.8 ~ 1.2
7.8 ~ 11.8
5.8 ~ 8.7
Accelerator pedal module installation nut
1.0 ~ 1.5
9.8 ~ 14.7
7.2 ~ 10.8
Accelerator pedal module installation bolt
0.9 ~ 1.4
8.8 ~ 13.7
6.5 ~ 10.1
Delivery pipe installation bolt
1.9 ~ 2.4
18.6 ~ 23.5
13.7 ~ 17.4
High pressure fuel pump installation bolt
1.3 ~ 1.5
12.8 ~ 14.7
9.4 ~ 10.9
High pressure fuel pipe installation nut
2.7 ~ 3.3
26.5 ~ 32.4
19.5 ~ 23.9
High pressure fuel pipe function block installation bolt
1.0 ~ 1.2
9.8 ~ 11.8
7.2 ~ 8.7


Service Standard
Item Specification Ignition Timing (°) BTDC 6 ± 10 Idle Speed (rpm) A/C OFF Neutral, N, P-range ...

Special Service Tools
Special Service Tools Item Illustration Application Fuel Pressure Gauge (09353-24100) Measuring the fuel line pressure ...

See also:

To Defog Inside Windshield
To Defog Inside Windshield 1. Select any fan speed except OFF () position. 2. Select desired temperature. 3. Press the defrost button (). 4. The air conditioning will be turned on according to ...

Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the lower (A) after loosening the mounting screws.(Refer to the BD group - "Crash pad") ...

Air Conditioning Switch
Press the switch to turn the air conditioning system on. An indicator light in the switch will illuminate when the fan switch is on indicating air conditioning system operation. Press the switch ...

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