Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Kia Sedona EXFACTORY OEM SERVICE PROCEDURE
Engine Control System
TIGHTENING TORQUE SPECIFICATIONS - ENGINE CONTROL SYSTEM
| Item | kgf.m | N.m | lb.ft |
|---|---|---|---|
| ECM mounting nut/screw | 1.0 - 1.2 | 9.8 - 11.8 | 7.2 - 8.7 |
| ECM bracket mounting bolt/nut | 1.0 - 1.2 | 9.8 - 11.8 | 7.2 - 8.7 |
| Manifold Absolute Pressure Sensor (MAPS) & Intake Air Temperature Sensor (IATS) mounting bolt | 0.9 - 1.1 | 8.8 - 10.8 | 6.5 - 8.0 |
| Crankshaft position sensor mounting bolt | 0.7 - 1.0 | 6.9 - 9.8 | 5.1 - 7.2 |
| Camshaft position sensor (Bank 1/Intake) mounting bolt | 0.8 - 1.2 | 7.8 - 8.8 | 5.8 - 6.5 |
| Camshaft position sensor (Bank 1/Exhaust) mounting bolt | 0.8 - 1.2 | 7.8 - 8.8 | 5.8 - 6.5 |
| Camshaft position sensor (Bank 2/Intake) mounting bolt | 0.8 - 1.2 | 7.8 - 8.8 | 5.8 - 6.5 |
| Camshaft position sensor (Bank 2/Exhaust) mounting bolt | 0.8 - 1.2 | 7.8 - 8.8 | 5.8 - 6.5 |
| Knock sensor #1 (Bank 1) mounting bolt | 1.6 - 2.4 | 15.7 - 23.5 | 11.6 - 17.4 |
| Knock sensor #2 (Bank 2) mounting bolt | 1.6 - 2.4 | 15.7 - 23.5 | 11.6 - 17.4 |
| Heated oxygen sensor [Bank 1/sensor 1] | 3.6 - 4.6 | 35.3 - 45.1 | 26.0 - 33.3 |
| Heated oxygen sensor [Bank 1/sensor 2] | 3.6 - 4.6 | 35.3 - 45.1 | 26.0 - 33.3 |
| Heated oxygen sensor [Bank 2/sensor 1] | 3.6 - 4.6 | 35.3 - 45.1 | 26.0 - 33.3 |
| Heated oxygen sensor [Bank 2/sensor 2] | 3.6 - 4.6 | 35.3 - 45.1 | 26.0 - 33.3 |
| Rail pressure sensor | 3.0 - 3.5 | 29.4 - 34.3 | 21.7 - 25.3 |
| CVVT oil temperature sensor & oil pressure sensor | 1.5 - 2.2 | 14.7 - 21.6 | 10.8 - 15.9 |
| Electronic throttle body mounting bolt | 0.8 - 1.2 | 7.8 - 11.8 | 5.8 - 8.7 |
| Purge control solenoid valve bracket mounting bolt | 0.8 - 1.2 | 7.8 - 11.8 | 5.8 - 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 |
| Variable force solenoid (Bank 2/Intake) mounting bolt | 1.0 - 1.2 | 9.8 - 11.8 | 7.2 - 8.7 |
| CVVT oil control valve (Bank 2/Exhaust) mounting bolt | 1.0 - 1.2 | 9.8 - 11.8 | 7.2 - 8.7 |
| Variable intake solenoid valve mounting nut | 0.8 - 1.2 | 7.8 - 11.8 | 5.8 - 8.7 |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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