Kia Optima Manuals

Kia Optima: Tightening Torques - Specifications - General Information - Engine Control/Fuel System - Kia Optima TF 2011-2026 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:

Inspection
1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the FTPS. Specification: Refer to "Specification" ...

Control System Composition
Fault DiagnosisFeatures a fail-safe mechanism that prevents dangerous situations from developing in the event of a transaxle failure. The limp home mode engages if the transaxle malfunctions. ...

Electronic Parking Brake (EPB). Description and Operation
Description The EPB is an electronic parking brake. The EPB is different from existing parking systems which operated with the brake pedal or the lever type. The EPB system sends the signal to th ...

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